198962946

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2181

約数の個数: 128

約数和(自身を含む): 573081600

約数和(自身を除く): 374118654

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 189, 234, 247, 266, 273, 342, 351, 378, 399, 494, 513, 546, 702, 741, 798, 819, 1026, 1197, 1482, 1638, 1729, 2131, 2223, 2394, 2457, 3458, 3591, 4262, 4446, 4914, 5187, 6393, 6669, 7182, 10374, 12786, 13338, 14917, 15561, 19179, 27703, 29834, 31122, 38358, 40489, 44751, 46683, 55406, 57537, 80978, 83109, 89502, 93366, 115074, 121467, 134253, 166218, 193921, 242934, 249327, 268506, 283423, 364401, 387842, 402759, 498654, 526357, 566846, 581763, 728802, 747981, 805518, 850269, 1052714, 1093203, 1163526, 1495962, 1579071, 1700538, 1745289, 2186406, 2550807, 3158142, 3490578, 3684499, 4737213, 5101614, 5235867, 7368998, 7652421, 9474426, 10471734, 11053497, 14211639, 15304842, 22106994, 28423278, 33160491, 66320982, 99481473, 198962946]

約数ペア:

[(1, 198962946), (2, 99481473), (3, 66320982), (6, 33160491), (7, 28423278), (9, 22106994), (13, 15304842), (14, 14211639), (18, 11053497), (19, 10471734), (21, 9474426), (26, 7652421), (27, 7368998), (38, 5235867), (39, 5101614), (42, 4737213), (54, 3684499), (57, 3490578), (63, 3158142), (78, 2550807), (91, 2186406), (114, 1745289), (117, 1700538), (126, 1579071), (133, 1495962), (171, 1163526), (182, 1093203), (189, 1052714), (234, 850269), (247, 805518), (266, 747981), (273, 728802), (342, 581763), (351, 566846), (378, 526357), (399, 498654), (494, 402759), (513, 387842), (546, 364401), (702, 283423), (741, 268506), (798, 249327), (819, 242934), (1026, 193921), (1197, 166218), (1482, 134253), (1638, 121467), (1729, 115074), (2131, 93366), (2223, 89502), (2394, 83109), (2457, 80978), (3458, 57537), (3591, 55406), (4262, 46683), (4446, 44751), (4914, 40489), (5187, 38358), (6393, 31122), (6669, 29834), (7182, 27703), (10374, 19179), (12786, 15561), (13338, 14917)]