31401153

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8171}}^1$

素因数の和:8245

約数の個数: 24

約数和(自身を含む): 52693056

約数和(自身を除く): 21291903

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 8171, 24513, 57197, 73539, 171591, 498431, 514773, 1495293, 3489017, 4485879, 10467051, 31401153]

約数ペア:

[(1, 31401153), (3, 10467051), (7, 4485879), (9, 3489017), (21, 1495293), (61, 514773), (63, 498431), (183, 171591), (427, 73539), (549, 57197), (1281, 24513), (3843, 8171)]