138882381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{617}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 213580800

約数和(自身を除く): 74698419

約数列:

[1, 3, 11, 19, 33, 57, 209, 359, 617, 627, 1077, 1851, 3949, 6787, 6821, 11723, 11847, 20361, 20463, 35169, 75031, 128953, 221503, 225093, 386859, 664509, 2436533, 4208557, 7309599, 12625671, 46294127, 138882381]

約数ペア:

[(1, 138882381), (3, 46294127), (11, 12625671), (19, 7309599), (33, 4208557), (57, 2436533), (209, 664509), (359, 386859), (617, 225093), (627, 221503), (1077, 128953), (1851, 75031), (3949, 35169), (6787, 20463), (6821, 20361), (11723, 11847)]