257060432

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{1871}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 516252672

約数和(自身を除く): 259192240

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 277, 496, 554, 1108, 1871, 2216, 3742, 4432, 7484, 8587, 14968, 17174, 29936, 34348, 58001, 68696, 116002, 137392, 232004, 464008, 518267, 928016, 1036534, 2073068, 4146136, 8292272, 16066277, 32132554, 64265108, 128530216, 257060432]

約数ペア:

[(1, 257060432), (2, 128530216), (4, 64265108), (8, 32132554), (16, 16066277), (31, 8292272), (62, 4146136), (124, 2073068), (248, 1036534), (277, 928016), (496, 518267), (554, 464008), (1108, 232004), (1871, 137392), (2216, 116002), (3742, 68696), (4432, 58001), (7484, 34348), (8587, 29936), (14968, 17174)]