153666721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{3931}}^1$

素因数の和:4072

約数の個数: 16

約数和(自身を含む): 172630528

約数和(自身を除く): 18963807

約数列:

[1, 13, 31, 97, 403, 1261, 3007, 3931, 39091, 51103, 121861, 381307, 1584193, 4956991, 11820517, 153666721]

約数ペア:

[(1, 153666721), (13, 11820517), (31, 4956991), (97, 1584193), (403, 381307), (1261, 121861), (3007, 51103), (3931, 39091)]