71565885

素因数分解:

$3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{5081}}^1$

素因数の和:5405

約数の個数: 24

約数和(自身を含む): 124468344

約数和(自身を除く): 52902459

約数列:

[1, 3, 5, 9, 15, 45, 313, 939, 1565, 2817, 4695, 5081, 14085, 15243, 25405, 45729, 76215, 228645, 1590353, 4771059, 7951765, 14313177, 23855295, 71565885]

約数ペア:

[(1, 71565885), (3, 23855295), (5, 14313177), (9, 7951765), (15, 4771059), (45, 1590353), (313, 228645), (939, 76215), (1565, 45729), (2817, 25405), (4695, 15243), (5081, 14085)]