155996971

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 179193600

約数和(自身を除く): 23196629

約数列:

[1, 13, 23, 67, 169, 299, 599, 871, 1541, 3887, 7787, 11323, 13777, 20033, 40133, 101231, 179101, 260429, 521729, 923059, 2328313, 6782477, 11999767, 155996971]

約数ペア:

[(1, 155996971), (13, 11999767), (23, 6782477), (67, 2328313), (169, 923059), (299, 521729), (599, 260429), (871, 179101), (1541, 101231), (3887, 40133), (7787, 20033), (11323, 13777)]