31036821

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12157}}^1$

素因数の和:12220

約数の個数: 16

約数和(自身を含む): 44352384

約数和(自身を除く): 13315563

約数列:

[1, 3, 23, 37, 69, 111, 851, 2553, 12157, 36471, 279611, 449809, 838833, 1349427, 10345607, 31036821]

約数ペア:

[(1, 31036821), (3, 10345607), (23, 1349427), (37, 838833), (69, 449809), (111, 279611), (851, 36471), (2553, 12157)]