256564798

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{15413}}^1$

素因数の和:15492

約数の個数: 32

約数和(自身を含む): 466119360

約数和(自身を除く): 209554562

約数列:

[1, 2, 7, 14, 29, 41, 58, 82, 203, 287, 406, 574, 1189, 2378, 8323, 15413, 16646, 30826, 107891, 215782, 446977, 631933, 893954, 1263866, 3128839, 4423531, 6257678, 8847062, 18326057, 36652114, 128282399, 256564798]

約数ペア:

[(1, 256564798), (2, 128282399), (7, 36652114), (14, 18326057), (29, 8847062), (41, 6257678), (58, 4423531), (82, 3128839), (203, 1263866), (287, 893954), (406, 631933), (574, 446977), (1189, 215782), (2378, 107891), (8323, 30826), (15413, 16646)]