31780411

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 35993664

約数和(自身を除く): 4213253

約数列:

[1, 13, 23, 157, 299, 677, 2041, 3611, 8801, 15571, 46943, 106289, 202423, 1381757, 2444647, 31780411]

約数ペア:

[(1, 31780411), (13, 2444647), (23, 1381757), (157, 202423), (299, 106289), (677, 46943), (2041, 15571), (3611, 8801)]