389917312

素因数分解:

$2^7\times {\mathrm{59}}^1\times {\mathrm{51631}}^1$

素因数の和:51704

約数の個数: 32

約数和(自身を含む): 789969600

約数和(自身を除く): 400052288

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 472, 944, 1888, 3776, 7552, 51631, 103262, 206524, 413048, 826096, 1652192, 3046229, 3304384, 6092458, 6608768, 12184916, 24369832, 48739664, 97479328, 194958656, 389917312]

約数ペア:

[(1, 389917312), (2, 194958656), (4, 97479328), (8, 48739664), (16, 24369832), (32, 12184916), (59, 6608768), (64, 6092458), (118, 3304384), (128, 3046229), (236, 1652192), (472, 826096), (944, 413048), (1888, 206524), (3776, 103262), (7552, 51631)]