221649478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{95621}}^1$

素因数の和:95703

約数の個数: 16

約数和(自身を含む): 355713840

約数和(自身を除く): 134064362

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 95621, 191242, 1816799, 3633598, 5832881, 11665762, 110824739, 221649478]

約数ペア:

[(1, 221649478), (2, 110824739), (19, 11665762), (38, 5832881), (61, 3633598), (122, 1816799), (1159, 191242), (2318, 95621)]