291593406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{86939}}^1$

素因数の和:87000

約数の個数: 32

約数和(自身を含む): 642660480

約数和(自身を除く): 351067074

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 86939, 173878, 260817, 521634, 1130207, 2260414, 3390621, 3738377, 6781242, 7476754, 11215131, 22430262, 48598901, 97197802, 145796703, 291593406]

約数ペア:

[(1, 291593406), (2, 145796703), (3, 97197802), (6, 48598901), (13, 22430262), (26, 11215131), (39, 7476754), (43, 6781242), (78, 3738377), (86, 3390621), (129, 2260414), (258, 1130207), (559, 521634), (1118, 260817), (1677, 173878), (3354, 86939)]