15691478672

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{121421}}^1$

素因数の和:121667

約数の個数: 40

約数和(自身を含む): 31302105912

約数和(自身を除く): 15610627240

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 197, 328, 394, 656, 788, 1576, 3152, 8077, 16154, 32308, 64616, 121421, 129232, 242842, 485684, 971368, 1942736, 4978261, 9956522, 19913044, 23919937, 39826088, 47839874, 79652176, 95679748, 191359496, 382718992, 980717417, 1961434834, 3922869668, 7845739336, 15691478672]

約数ペア:

[(1, 15691478672), (2, 7845739336), (4, 3922869668), (8, 1961434834), (16, 980717417), (41, 382718992), (82, 191359496), (164, 95679748), (197, 79652176), (328, 47839874), (394, 39826088), (656, 23919937), (788, 19913044), (1576, 9956522), (3152, 4978261), (8077, 1942736), (16154, 971368), (32308, 485684), (64616, 242842), (121421, 129232)]