74131455

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1481}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 122923008

約数和(自身を除く): 48791553

約数列:

[1, 3, 5, 15, 47, 71, 141, 213, 235, 355, 705, 1065, 1481, 3337, 4443, 7405, 10011, 16685, 22215, 50055, 69607, 105151, 208821, 315453, 348035, 525755, 1044105, 1577265, 4942097, 14826291, 24710485, 74131455]

約数ペア:

[(1, 74131455), (3, 24710485), (5, 14826291), (15, 4942097), (47, 1577265), (71, 1044105), (141, 525755), (213, 348035), (235, 315453), (355, 208821), (705, 105151), (1065, 69607), (1481, 50055), (3337, 22215), (4443, 16685), (7405, 10011)]