129389972

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{293}}^1\times {\mathrm{977}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 229450536

約数和(自身を除く): 100060564

約数列:

[1, 2, 4, 113, 226, 293, 452, 586, 977, 1172, 1954, 3908, 33109, 66218, 110401, 132436, 220802, 286261, 441604, 572522, 1145044, 32347493, 64694986, 129389972]

約数ペア:

[(1, 129389972), (2, 64694986), (4, 32347493), (113, 1145044), (226, 572522), (293, 441604), (452, 286261), (586, 220802), (977, 132436), (1172, 110401), (1954, 66218), (3908, 33109)]