29820861

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3559}}^1$

素因数の和:3598

約数の個数: 36

約数和(自身を含む): 52759200

約数和(自身を除く): 22938339

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 3559, 8379, 10677, 24913, 32031, 67621, 74739, 174391, 202863, 224217, 473347, 523173, 608589, 1420041, 1569519, 3313429, 4260123, 9940287, 29820861]

約数ペア:

[(1, 29820861), (3, 9940287), (7, 4260123), (9, 3313429), (19, 1569519), (21, 1420041), (49, 608589), (57, 523173), (63, 473347), (133, 224217), (147, 202863), (171, 174391), (399, 74739), (441, 67621), (931, 32031), (1197, 24913), (2793, 10677), (3559, 8379)]