28511028

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:1003

約数の個数: 120

約数和(自身を含む): 91828352

約数和(自身を除く): 63317324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 702, 756, 819, 967, 1053, 1092, 1134, 1404, 1638, 1934, 2106, 2268, 2457, 2901, 3276, 3868, 4212, 4914, 5802, 6769, 7371, 8703, 9828, 11604, 12571, 13538, 14742, 17406, 20307, 25142, 26109, 27076, 29484, 34812, 37713, 40614, 50284, 52218, 60921, 75426, 78327, 81228, 87997, 104436, 113139, 121842, 150852, 156654, 175994, 182763, 226278, 243684, 263991, 313308, 339417, 351988, 365526, 452556, 527982, 548289, 678834, 731052, 791973, 1018251, 1055964, 1096578, 1357668, 1583946, 2036502, 2193156, 2375919, 3167892, 4073004, 4751838, 7127757, 9503676, 14255514, 28511028]

約数ペア:

[(1, 28511028), (2, 14255514), (3, 9503676), (4, 7127757), (6, 4751838), (7, 4073004), (9, 3167892), (12, 2375919), (13, 2193156), (14, 2036502), (18, 1583946), (21, 1357668), (26, 1096578), (27, 1055964), (28, 1018251), (36, 791973), (39, 731052), (42, 678834), (52, 548289), (54, 527982), (63, 452556), (78, 365526), (81, 351988), (84, 339417), (91, 313308), (108, 263991), (117, 243684), (126, 226278), (156, 182763), (162, 175994), (182, 156654), (189, 150852), (234, 121842), (252, 113139), (273, 104436), (324, 87997), (351, 81228), (364, 78327), (378, 75426), (468, 60921), (546, 52218), (567, 50284), (702, 40614), (756, 37713), (819, 34812), (967, 29484), (1053, 27076), (1092, 26109), (1134, 25142), (1404, 20307), (1638, 17406), (1934, 14742), (2106, 13538), (2268, 12571), (2457, 11604), (2901, 9828), (3276, 8703), (3868, 7371), (4212, 6769), (4914, 5802)]