399181296

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{268267}}^1$

素因数の和:268309

約数の個数: 40

約数和(自身を含む): 1064487424

約数和(自身を除く): 665306128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 268267, 536534, 804801, 1073068, 1609602, 2146136, 3219204, 4292272, 6438408, 8316277, 12876816, 16632554, 24948831, 33265108, 49897662, 66530216, 99795324, 133060432, 199590648, 399181296]

約数ペア:

[(1, 399181296), (2, 199590648), (3, 133060432), (4, 99795324), (6, 66530216), (8, 49897662), (12, 33265108), (16, 24948831), (24, 16632554), (31, 12876816), (48, 8316277), (62, 6438408), (93, 4292272), (124, 3219204), (186, 2146136), (248, 1609602), (372, 1073068), (496, 804801), (744, 536534), (1488, 268267)]