289789412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1621}}^1$

素因数の和:1892

約数の個数: 48

約数和(自身を含む): 588591360

約数和(自身を除く): 298801948

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 239, 374, 478, 748, 956, 1621, 2629, 3242, 4063, 5258, 6484, 8126, 10516, 16252, 17831, 27557, 35662, 44693, 55114, 71324, 89386, 110228, 178772, 303127, 387419, 606254, 774838, 1212508, 1549676, 4261609, 6586123, 8523218, 13172246, 17046436, 26344492, 72447353, 144894706, 289789412]

約数ペア:

[(1, 289789412), (2, 144894706), (4, 72447353), (11, 26344492), (17, 17046436), (22, 13172246), (34, 8523218), (44, 6586123), (68, 4261609), (187, 1549676), (239, 1212508), (374, 774838), (478, 606254), (748, 387419), (956, 303127), (1621, 178772), (2629, 110228), (3242, 89386), (4063, 71324), (5258, 55114), (6484, 44693), (8126, 35662), (10516, 27557), (16252, 17831)]