84905091

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 136720320

約数和(自身を除く): 51815229

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 387, 513, 817, 1161, 1283, 1539, 2451, 3483, 3849, 7353, 11547, 22059, 24377, 34641, 55169, 66177, 73131, 103923, 165507, 219393, 496521, 658179, 1048211, 1489563, 1974537, 3144633, 4468689, 9433899, 28301697, 84905091]

約数ペア:

[(1, 84905091), (3, 28301697), (9, 9433899), (19, 4468689), (27, 3144633), (43, 1974537), (57, 1489563), (81, 1048211), (129, 658179), (171, 496521), (387, 219393), (513, 165507), (817, 103923), (1161, 73131), (1283, 66177), (1539, 55169), (2451, 34641), (3483, 24377), (3849, 22059), (7353, 11547)]