129724990

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{47869}}^1$

素因数の和:48147

約数の個数: 16

約数和(自身を含む): 234371520

約数和(自身を除く): 104646530

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 47869, 95738, 239345, 478690, 12972499, 25944998, 64862495, 129724990]

約数ペア:

[(1, 129724990), (2, 64862495), (5, 25944998), (10, 12972499), (271, 478690), (542, 239345), (1355, 95738), (2710, 47869)]