1638607257

素因数分解:

$3^2\times 7^1\times {\mathrm{5081}}^1\times {\mathrm{5119}}^1$

素因数の和:10213

約数の個数: 24

約数和(自身を含む): 2706063360

約数和(自身を除く): 1067456103

約数列:

[1, 3, 7, 9, 21, 63, 5081, 5119, 15243, 15357, 35567, 35833, 45729, 46071, 106701, 107499, 320103, 322497, 26009639, 78028917, 182067473, 234086751, 546202419, 1638607257]

約数ペア:

[(1, 1638607257), (3, 546202419), (7, 234086751), (9, 182067473), (21, 78028917), (63, 26009639), (5081, 322497), (5119, 320103), (15243, 107499), (15357, 106701), (35567, 46071), (35833, 45729)]