81552986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 131328000

約数和(自身を除く): 49775014

約数列:

[1, 2, 23, 46, 59, 118, 151, 199, 302, 398, 1357, 2714, 3473, 4577, 6946, 8909, 9154, 11741, 17818, 23482, 30049, 60098, 204907, 270043, 409814, 540086, 691127, 1382254, 1772891, 3545782, 40776493, 81552986]

約数ペア:

[(1, 81552986), (2, 40776493), (23, 3545782), (46, 1772891), (59, 1382254), (118, 691127), (151, 540086), (199, 409814), (302, 270043), (398, 204907), (1357, 60098), (2714, 30049), (3473, 23482), (4577, 17818), (6946, 11741), (8909, 9154)]