71695557

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 109278720

約数和(自身を除く): 37583163

約数列:

[1, 3, 9, 27, 61, 101, 183, 303, 431, 549, 909, 1293, 1647, 2727, 3879, 6161, 11637, 18483, 26291, 43531, 55449, 78873, 130593, 166347, 236619, 391779, 709857, 1175337, 2655391, 7966173, 23898519, 71695557]

約数ペア:

[(1, 71695557), (3, 23898519), (9, 7966173), (27, 2655391), (61, 1175337), (101, 709857), (183, 391779), (303, 236619), (431, 166347), (549, 130593), (909, 78873), (1293, 55449), (1647, 43531), (2727, 26291), (3879, 18483), (6161, 11637)]