28487758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 47811456

約数和(自身を除く): 19323698

約数列:

[1, 2, 13, 26, 43, 83, 86, 166, 307, 559, 614, 1079, 1118, 2158, 3569, 3991, 7138, 7982, 13201, 25481, 26402, 46397, 50962, 92794, 171613, 331253, 343226, 662506, 1095683, 2191366, 14243879, 28487758]

約数ペア:

[(1, 28487758), (2, 14243879), (13, 2191366), (26, 1095683), (43, 662506), (83, 343226), (86, 331253), (166, 171613), (307, 92794), (559, 50962), (614, 46397), (1079, 26402), (1118, 25481), (2158, 13201), (3569, 7982), (3991, 7138)]