13238840881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1\times {\mathrm{2671}}^1$

素因数の和:3229

約数の個数: 32

約数和(自身を含む): 16160256000

約数和(自身を除く): 2921415119

約数列:

[1, 7, 19, 83, 133, 449, 581, 1577, 2671, 3143, 8531, 11039, 18697, 37267, 50749, 59717, 221693, 260869, 355243, 708073, 1199279, 1551851, 4212167, 4956511, 8394953, 22786301, 29485169, 99540157, 159504107, 696781099, 1891262983, 13238840881]

約数ペア:

[(1, 13238840881), (7, 1891262983), (19, 696781099), (83, 159504107), (133, 99540157), (449, 29485169), (581, 22786301), (1577, 8394953), (2671, 4956511), (3143, 4212167), (8531, 1551851), (11039, 1199279), (18697, 708073), (37267, 355243), (50749, 260869), (59717, 221693)]