28465164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8689}}^1$

素因数の和:8719

約数の個数: 72

約数和(自身を含む): 88568480

約数和(自身を除く): 60103316

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 8689, 17378, 26067, 34756, 52134, 60823, 78201, 104268, 112957, 121646, 156402, 182469, 225914, 243292, 312804, 338871, 364938, 451828, 547407, 677742, 729876, 790699, 1016613, 1094814, 1355484, 1581398, 2033226, 2189628, 2372097, 3162796, 4066452, 4744194, 7116291, 9488388, 14232582, 28465164]

約数ペア:

[(1, 28465164), (2, 14232582), (3, 9488388), (4, 7116291), (6, 4744194), (7, 4066452), (9, 3162796), (12, 2372097), (13, 2189628), (14, 2033226), (18, 1581398), (21, 1355484), (26, 1094814), (28, 1016613), (36, 790699), (39, 729876), (42, 677742), (52, 547407), (63, 451828), (78, 364938), (84, 338871), (91, 312804), (117, 243292), (126, 225914), (156, 182469), (182, 156402), (234, 121646), (252, 112957), (273, 104268), (364, 78201), (468, 60823), (546, 52134), (819, 34756), (1092, 26067), (1638, 17378), (3276, 8689)]