123735721

素因数分解:

${\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 130636800

約数和(自身を除く): 6901079

約数列:

[1, 29, 89, 191, 251, 2581, 5539, 7279, 16999, 22339, 47941, 492971, 647831, 1390289, 4266749, 123735721]

約数ペア:

[(1, 123735721), (29, 4266749), (89, 1390289), (191, 647831), (251, 492971), (2581, 47941), (5539, 22339), (7279, 16999)]