990299513

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1\times {\mathrm{4001}}^1$

素因数の和:5888

約数の個数: 16

約数和(自身を含む): 1192275840

約数和(自身を除く): 201976327

約数列:

[1, 7, 19, 133, 1861, 4001, 13027, 28007, 35359, 76019, 247513, 532133, 7445861, 52121027, 141471359, 990299513]

約数ペア:

[(1, 990299513), (7, 141471359), (19, 52121027), (133, 7445861), (1861, 532133), (4001, 247513), (13027, 76019), (28007, 35359)]