1788894237

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{1321}}^1\times {\mathrm{2671}}^1$

素因数の和:4021

約数の個数: 24

約数和(自身を含む): 2585705088

約数和(自身を除く): 796810851

約数列:

[1, 3, 13, 39, 169, 507, 1321, 2671, 3963, 8013, 17173, 34723, 51519, 104169, 223249, 451399, 669747, 1354197, 3528391, 10585173, 45869083, 137607249, 596298079, 1788894237]

約数ペア:

[(1, 1788894237), (3, 596298079), (13, 137607249), (39, 45869083), (169, 10585173), (507, 3528391), (1321, 1354197), (2671, 669747), (3963, 451399), (8013, 223249), (17173, 104169), (34723, 51519)]