1292005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 1844640

約数和(自身を除く): 552635

約数列:

[1, 5, 11, 13, 55, 65, 139, 143, 169, 695, 715, 845, 1529, 1807, 1859, 7645, 9035, 9295, 19877, 23491, 99385, 117455, 258401, 1292005]

約数ペア:

[(1, 1292005), (5, 258401), (11, 117455), (13, 99385), (55, 23491), (65, 19877), (139, 9295), (143, 9035), (169, 7645), (695, 1859), (715, 1807), (845, 1529)]