2101288

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 4550400

約数和(自身を除く): 2449112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 239, 314, 478, 628, 956, 1099, 1256, 1673, 1912, 2198, 3346, 4396, 6692, 8792, 13384, 37523, 75046, 150092, 262661, 300184, 525322, 1050644, 2101288]

約数ペア:

[(1, 2101288), (2, 1050644), (4, 525322), (7, 300184), (8, 262661), (14, 150092), (28, 75046), (56, 37523), (157, 13384), (239, 8792), (314, 6692), (478, 4396), (628, 3346), (956, 2198), (1099, 1912), (1256, 1673)]