7131775

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 10249344

約数和(自身を除く): 3117569

約数列:

[1, 5, 7, 25, 35, 83, 175, 415, 491, 581, 2075, 2455, 2905, 3437, 12275, 14525, 17185, 40753, 85925, 203765, 285271, 1018825, 1426355, 7131775]

約数ペア:

[(1, 7131775), (5, 1426355), (7, 1018825), (25, 285271), (35, 203765), (83, 85925), (175, 40753), (415, 17185), (491, 14525), (581, 12275), (2075, 3437), (2455, 2905)]