87338643

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{827}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 137355264

約数和(自身を除く): 50016621

約数列:

[1, 3, 7, 21, 47, 107, 141, 321, 329, 749, 827, 987, 2247, 2481, 5029, 5789, 15087, 17367, 35203, 38869, 88489, 105609, 116607, 265467, 272083, 619423, 816249, 1858269, 4158983, 12476949, 29112881, 87338643]

約数ペア:

[(1, 87338643), (3, 29112881), (7, 12476949), (21, 4158983), (47, 1858269), (107, 816249), (141, 619423), (321, 272083), (329, 265467), (749, 116607), (827, 105609), (987, 88489), (2247, 38869), (2481, 35203), (5029, 17367), (5789, 15087)]