61396785

素因数分解:

$3^4\times 5^1\times {\mathrm{151597}}^1$

素因数の和:151614

約数の個数: 20

約数和(自身を含む): 110060148

約数和(自身を除く): 48663363

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 151597, 454791, 757985, 1364373, 2273955, 4093119, 6821865, 12279357, 20465595, 61396785]

約数ペア:

[(1, 61396785), (3, 20465595), (5, 12279357), (9, 6821865), (15, 4093119), (27, 2273955), (45, 1364373), (81, 757985), (135, 454791), (405, 151597)]