155175812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 313286400

約数和(自身を除く): 158110588

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 419, 443, 836, 838, 886, 1676, 1772, 4609, 4873, 7961, 8417, 9218, 9746, 15922, 16834, 18436, 19492, 31844, 33668, 87571, 92587, 175142, 185174, 185617, 350284, 370348, 371234, 742468, 2041787, 3526723, 4083574, 7053446, 8167148, 14106892, 38793953, 77587906, 155175812]

約数ペア:

[(1, 155175812), (2, 77587906), (4, 38793953), (11, 14106892), (19, 8167148), (22, 7053446), (38, 4083574), (44, 3526723), (76, 2041787), (209, 742468), (418, 371234), (419, 370348), (443, 350284), (836, 185617), (838, 185174), (886, 175142), (1676, 92587), (1772, 87571), (4609, 33668), (4873, 31844), (7961, 19492), (8417, 18436), (9218, 16834), (9746, 15922)]