64839087

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{751}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 96078528

約数和(自身を除く): 31239441

約数列:

[1, 3, 9, 53, 159, 181, 477, 543, 751, 1629, 2253, 6759, 9593, 28779, 39803, 86337, 119409, 135931, 358227, 407793, 1223379, 7204343, 21613029, 64839087]

約数ペア:

[(1, 64839087), (3, 21613029), (9, 7204343), (53, 1223379), (159, 407793), (181, 358227), (477, 135931), (543, 119409), (751, 86337), (1629, 39803), (2253, 28779), (6759, 9593)]