74121905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 105840000

約数和(自身を除く): 31718095

約数列:

[1, 5, 11, 13, 55, 65, 83, 143, 415, 715, 913, 1079, 1249, 4565, 5395, 6245, 11869, 13739, 16237, 59345, 68695, 81185, 103667, 178607, 518335, 893035, 1140337, 1347671, 5701685, 6738355, 14824381, 74121905]

約数ペア:

[(1, 74121905), (5, 14824381), (11, 6738355), (13, 5701685), (55, 1347671), (65, 1140337), (83, 893035), (143, 518335), (415, 178607), (715, 103667), (913, 81185), (1079, 68695), (1249, 59345), (4565, 16237), (5395, 13739), (6245, 11869)]