81180522

素因数分解:

$2^1\times 3^3\times {\mathrm{557}}^1\times {\mathrm{2699}}^1$

素因数の和:3267

約数の個数: 32

約数和(自身を含む): 180792000

約数和(自身を除く): 99611478

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 557, 1114, 1671, 2699, 3342, 5013, 5398, 8097, 10026, 15039, 16194, 24291, 30078, 48582, 72873, 145746, 1503343, 3006686, 4510029, 9020058, 13530087, 27060174, 40590261, 81180522]

約数ペア:

[(1, 81180522), (2, 40590261), (3, 27060174), (6, 13530087), (9, 9020058), (18, 4510029), (27, 3006686), (54, 1503343), (557, 145746), (1114, 72873), (1671, 48582), (2699, 30078), (3342, 24291), (5013, 16194), (5398, 15039), (8097, 10026)]