31332501

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{20359}}^1$

素因数の和:20390

約数の個数: 20

約数和(自身を含む): 49271200

約数和(自身を除く): 17938699

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 20359, 61077, 183231, 386821, 549693, 1160463, 1649079, 3481389, 10444167, 31332501]

約数ペア:

[(1, 31332501), (3, 10444167), (9, 3481389), (19, 1649079), (27, 1160463), (57, 549693), (81, 386821), (171, 183231), (513, 61077), (1539, 20359)]