123144728

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{14563}}^1$

素因数の和:14727

約数の個数: 32

約数和(自身を含む): 265647360

約数和(自身を除く): 142502632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 302, 604, 1057, 1208, 2114, 4228, 8456, 14563, 29126, 58252, 101941, 116504, 203882, 407764, 815528, 2199013, 4398026, 8796052, 15393091, 17592104, 30786182, 61572364, 123144728]

約数ペア:

[(1, 123144728), (2, 61572364), (4, 30786182), (7, 17592104), (8, 15393091), (14, 8796052), (28, 4398026), (56, 2199013), (151, 815528), (302, 407764), (604, 203882), (1057, 116504), (1208, 101941), (2114, 58252), (4228, 29126), (8456, 14563)]