405921616

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{283}}^1\times {\mathrm{571}}^1$

素因数の和:1019

約数の個数: 40

約数和(自身を含む): 795670304

約数和(自身を除く): 389748688

約数列:

[1, 2, 4, 8, 16, 157, 283, 314, 566, 571, 628, 1132, 1142, 1256, 2264, 2284, 2512, 4528, 4568, 9136, 44431, 88862, 89647, 161593, 177724, 179294, 323186, 355448, 358588, 646372, 710896, 717176, 1292744, 1434352, 2585488, 25370101, 50740202, 101480404, 202960808, 405921616]

約数ペア:

[(1, 405921616), (2, 202960808), (4, 101480404), (8, 50740202), (16, 25370101), (157, 2585488), (283, 1434352), (314, 1292744), (566, 717176), (571, 710896), (628, 646372), (1132, 358588), (1142, 355448), (1256, 323186), (2264, 179294), (2284, 177724), (2512, 161593), (4528, 89647), (4568, 88862), (9136, 44431)]