31209264

素因数分解:

$2^4\times 3^2\times {\mathrm{216731}}^1$

素因数の和:216745

約数の個数: 30

約数和(自身を含む): 87342996

約数和(自身を除く): 56133732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 216731, 433462, 650193, 866924, 1300386, 1733848, 1950579, 2600772, 3467696, 3901158, 5201544, 7802316, 10403088, 15604632, 31209264]

約数ペア:

[(1, 31209264), (2, 15604632), (3, 10403088), (4, 7802316), (6, 5201544), (8, 3901158), (9, 3467696), (12, 2600772), (16, 1950579), (18, 1733848), (24, 1300386), (36, 866924), (48, 650193), (72, 433462), (144, 216731)]