258291248

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{61381}}^1$

素因数の和:61652

約数の個数: 20

約数和(自身を含む): 502350288

約数和(自身を除く): 244059040

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 61381, 122762, 245524, 491048, 982096, 16143203, 32286406, 64572812, 129145624, 258291248]

約数ペア:

[(1, 258291248), (2, 129145624), (4, 64572812), (8, 32286406), (16, 16143203), (263, 982096), (526, 491048), (1052, 245524), (2104, 122762), (4208, 61381)]