245115513

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{1321}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 361937160

約数和(自身を除く): 116821647

約数列:

[1, 3, 9, 53, 159, 389, 477, 1167, 1321, 3501, 3963, 11889, 20617, 61851, 70013, 185553, 210039, 513869, 630117, 1541607, 4624821, 27235057, 81705171, 245115513]

約数ペア:

[(1, 245115513), (3, 81705171), (9, 27235057), (53, 4624821), (159, 1541607), (389, 630117), (477, 513869), (1167, 210039), (1321, 185553), (3501, 70013), (3963, 61851), (11889, 20617)]