31189795

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5273}}^1$

素因数の和:5311

約数の個数: 24

約数和(自身を含む): 46326816

約数和(自身を除く): 15137021

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 5273, 5915, 26365, 36911, 68549, 184555, 342745, 479843, 891137, 2399215, 4455685, 6237959, 31189795]

約数ペア:

[(1, 31189795), (5, 6237959), (7, 4455685), (13, 2399215), (35, 891137), (65, 479843), (91, 342745), (169, 184555), (455, 68549), (845, 36911), (1183, 26365), (5273, 5915)]