989741844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15901}}^1$

素因数の和:15950

約数の個数: 144

約数和(自身を含む): 3241463680

約数和(自身を除く): 2251721836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 133, 156, 171, 182, 228, 234, 247, 252, 266, 273, 342, 364, 399, 468, 494, 532, 546, 684, 741, 798, 819, 988, 1092, 1197, 1482, 1596, 1638, 1729, 2223, 2394, 2964, 3276, 3458, 4446, 4788, 5187, 6916, 8892, 10374, 15561, 15901, 20748, 31122, 31802, 47703, 62244, 63604, 95406, 111307, 143109, 190812, 206713, 222614, 286218, 302119, 333921, 413426, 445228, 572436, 604238, 620139, 667842, 826852, 906357, 1001763, 1208476, 1240278, 1335684, 1446991, 1812714, 1860417, 2003526, 2114833, 2480556, 2719071, 2893982, 3625428, 3720834, 3927547, 4007052, 4229666, 4340973, 5438142, 5787964, 6344499, 7441668, 7855094, 8459332, 8681946, 10876284, 11782641, 12688998, 13022919, 15710188, 17363892, 19033497, 23565282, 25377996, 26045838, 27492829, 35347923, 38066994, 47130564, 52091676, 54985658, 70695846, 76133988, 82478487, 109971316, 141391692, 164956974, 247435461, 329913948, 494870922, 989741844]

約数ペア:

[(1, 989741844), (2, 494870922), (3, 329913948), (4, 247435461), (6, 164956974), (7, 141391692), (9, 109971316), (12, 82478487), (13, 76133988), (14, 70695846), (18, 54985658), (19, 52091676), (21, 47130564), (26, 38066994), (28, 35347923), (36, 27492829), (38, 26045838), (39, 25377996), (42, 23565282), (52, 19033497), (57, 17363892), (63, 15710188), (76, 13022919), (78, 12688998), (84, 11782641), (91, 10876284), (114, 8681946), (117, 8459332), (126, 7855094), (133, 7441668), (156, 6344499), (171, 5787964), (182, 5438142), (228, 4340973), (234, 4229666), (247, 4007052), (252, 3927547), (266, 3720834), (273, 3625428), (342, 2893982), (364, 2719071), (399, 2480556), (468, 2114833), (494, 2003526), (532, 1860417), (546, 1812714), (684, 1446991), (741, 1335684), (798, 1240278), (819, 1208476), (988, 1001763), (1092, 906357), (1197, 826852), (1482, 667842), (1596, 620139), (1638, 604238), (1729, 572436), (2223, 445228), (2394, 413426), (2964, 333921), (3276, 302119), (3458, 286218), (4446, 222614), (4788, 206713), (5187, 190812), (6916, 143109), (8892, 111307), (10374, 95406), (15561, 63604), (15901, 62244), (20748, 47703), (31122, 31802)]