1657968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2657}}^1$

素因数の和:2681

約数の個数: 40

約数和(自身を含む): 4614288

約数和(自身を除く): 2956320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 2657, 5314, 7971, 10628, 15942, 21256, 31884, 34541, 42512, 63768, 69082, 103623, 127536, 138164, 207246, 276328, 414492, 552656, 828984, 1657968]

約数ペア:

[(1, 1657968), (2, 828984), (3, 552656), (4, 414492), (6, 276328), (8, 207246), (12, 138164), (13, 127536), (16, 103623), (24, 69082), (26, 63768), (39, 42512), (48, 34541), (52, 31884), (78, 21256), (104, 15942), (156, 10628), (208, 7971), (312, 5314), (624, 2657)]