71522876

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{61871}}^1$

素因数の和:61909

約数の個数: 18

約数和(自身を含む): 132962928

約数和(自身を除く): 61440052

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 61871, 123742, 247484, 1051807, 2103614, 4207228, 17880719, 35761438, 71522876]

約数ペア:

[(1, 71522876), (2, 35761438), (4, 17880719), (17, 4207228), (34, 2103614), (68, 1051807), (289, 247484), (578, 123742), (1156, 61871)]