31987963

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10457}}^1$

素因数の和:10506

約数の個数: 16

約数和(自身を含む): 40158720

約数和(自身を除く): 8170757

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 10457, 73199, 198683, 240511, 1390781, 1683577, 4569709, 31987963]

約数ペア:

[(1, 31987963), (7, 4569709), (19, 1683577), (23, 1390781), (133, 240511), (161, 198683), (437, 73199), (3059, 10457)]