5138715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 8718336

約数和(自身を除く): 3579621

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 257, 465, 645, 771, 1285, 1333, 3855, 3999, 6665, 7967, 11051, 19995, 23901, 33153, 39835, 55255, 119505, 165765, 342581, 1027743, 1712905, 5138715]

約数ペア:

[(1, 5138715), (3, 1712905), (5, 1027743), (15, 342581), (31, 165765), (43, 119505), (93, 55255), (129, 39835), (155, 33153), (215, 23901), (257, 19995), (465, 11051), (645, 7967), (771, 6665), (1285, 3999), (1333, 3855)]