390750468

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{248569}}^1$

素因数の和:248707

約数の個数: 24

約数和(自身を含む): 918714720

約数和(自身を除く): 527964252

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 248569, 497138, 745707, 994276, 1491414, 2982828, 32562539, 65125078, 97687617, 130250156, 195375234, 390750468]

約数ペア:

[(1, 390750468), (2, 195375234), (3, 130250156), (4, 97687617), (6, 65125078), (12, 32562539), (131, 2982828), (262, 1491414), (393, 994276), (524, 745707), (786, 497138), (1572, 248569)]