778880086

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{220147}}^1$

素因数の和:220239

約数の個数: 16

約数和(自身を含む): 1228425840

約数和(自身を除く): 449545754

約数列:

[1, 2, 29, 58, 61, 122, 1769, 3538, 220147, 440294, 6384263, 12768526, 13428967, 26857934, 389440043, 778880086]

約数ペア:

[(1, 778880086), (2, 389440043), (29, 26857934), (58, 13428967), (61, 12768526), (122, 6384263), (1769, 440294), (3538, 220147)]