1330688745

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{416491}}^1$

素因数の和:416573

約数の個数: 24

約数和(自身を含む): 2339019072

約数和(自身を除く): 1008330327

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 416491, 1249473, 2082455, 3748419, 6247365, 18742095, 29570861, 88712583, 147854305, 266137749, 443562915, 1330688745]

約数ペア:

[(1, 1330688745), (3, 443562915), (5, 266137749), (9, 147854305), (15, 88712583), (45, 29570861), (71, 18742095), (213, 6247365), (355, 3748419), (639, 2082455), (1065, 1249473), (3195, 416491)]