278322657

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 408758400

約数和(自身を除く): 130435743

約数列:

[1, 3, 17, 29, 51, 87, 227, 493, 681, 829, 1479, 2487, 3859, 6583, 11577, 14093, 19749, 24041, 42279, 72123, 111911, 188183, 335733, 408697, 564549, 1226091, 3199111, 5457307, 9597333, 16371921, 92774219, 278322657]

約数ペア:

[(1, 278322657), (3, 92774219), (17, 16371921), (29, 9597333), (51, 5457307), (87, 3199111), (227, 1226091), (493, 564549), (681, 408697), (829, 335733), (1479, 188183), (2487, 111911), (3859, 72123), (6583, 42279), (11577, 24041), (14093, 19749)]