90509398

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{601}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 160892928

約数和(自身を除く): 70383530

約数列:

[1, 2, 7, 14, 31, 62, 217, 347, 434, 601, 694, 1202, 2429, 4207, 4858, 8414, 10757, 18631, 21514, 37262, 75299, 130417, 150598, 208547, 260834, 417094, 1459829, 2919658, 6464957, 12929914, 45254699, 90509398]

約数ペア:

[(1, 90509398), (2, 45254699), (7, 12929914), (14, 6464957), (31, 2919658), (62, 1459829), (217, 417094), (347, 260834), (434, 208547), (601, 150598), (694, 130417), (1202, 75299), (2429, 37262), (4207, 21514), (4858, 18631), (8414, 10757)]