123399170

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{71329}}^1$

素因数の和:71509

約数の個数: 16

約数和(自身を含む): 223405560

約数和(自身を除く): 100006390

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 71329, 142658, 356645, 713290, 12339917, 24679834, 61699585, 123399170]

約数ペア:

[(1, 123399170), (2, 61699585), (5, 24679834), (10, 12339917), (173, 713290), (346, 356645), (865, 142658), (1730, 71329)]