134639810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{220721}}^1$

素因数の和:220789

約数の個数: 16

約数和(自身を含む): 246325752

約数和(自身を除く): 111685942

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 220721, 441442, 1103605, 2207210, 13463981, 26927962, 67319905, 134639810]

約数ペア:

[(1, 134639810), (2, 67319905), (5, 26927962), (10, 13463981), (61, 2207210), (122, 1103605), (305, 441442), (610, 220721)]