39640991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{991}}^1$

素因数の和:1202

約数の個数: 16

約数和(自身を含む): 45497088

約数和(自身を除く): 5856097

約数列:

[1, 13, 17, 181, 221, 991, 2353, 3077, 12883, 16847, 40001, 179371, 219011, 2331823, 3049307, 39640991]

約数ペア:

[(1, 39640991), (13, 3049307), (17, 2331823), (181, 219011), (221, 179371), (991, 40001), (2353, 16847), (3077, 12883)]