199305544

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{408413}}^1$

素因数の和:408480

約数の個数: 16

約数和(自身を含む): 379825020

約数和(自身を除く): 180519476

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 408413, 816826, 1633652, 3267304, 24913193, 49826386, 99652772, 199305544]

約数ペア:

[(1, 199305544), (2, 99652772), (4, 49826386), (8, 24913193), (61, 3267304), (122, 1633652), (244, 816826), (488, 408413)]