68691268

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 122434200

約数和(自身を除く): 53742932

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 628, 1229, 2458, 4916, 13973, 27946, 55892, 109381, 192953, 218762, 385906, 437524, 771812, 17172817, 34345634, 68691268]

約数ペア:

[(1, 68691268), (2, 34345634), (4, 17172817), (89, 771812), (157, 437524), (178, 385906), (314, 218762), (356, 192953), (628, 109381), (1229, 55892), (2458, 27946), (4916, 13973)]