31179902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^2$

素因数の和:392

約数の個数: 24

約数和(自身を含む): 51849336

約数和(自身を除く): 20669434

約数列:

[1, 2, 13, 26, 43, 86, 167, 334, 559, 1118, 2171, 4342, 7181, 14362, 27889, 55778, 93353, 186706, 362557, 725114, 1199227, 2398454, 15589951, 31179902]

約数ペア:

[(1, 31179902), (2, 15589951), (13, 2398454), (26, 1199227), (43, 725114), (86, 362557), (167, 186706), (334, 93353), (559, 55778), (1118, 27889), (2171, 14362), (4342, 7181)]