74147905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1945

約数の個数: 24

約数和(自身を含む): 98451072

約数和(自身を除く): 24303167

約数列:

[1, 5, 13, 47, 65, 169, 235, 611, 845, 1867, 3055, 7943, 9335, 24271, 39715, 87749, 121355, 315523, 438745, 1140737, 1577615, 5703685, 14829581, 74147905]

約数ペア:

[(1, 74147905), (5, 14829581), (13, 5703685), (47, 1577615), (65, 1140737), (169, 438745), (235, 315523), (611, 121355), (845, 87749), (1867, 39715), (3055, 24271), (7943, 9335)]