29990655

素因数分解:

$3^4\times 5^1\times {\mathrm{74051}}^1$

素因数の和:74068

約数の個数: 20

約数和(自身を含む): 53761752

約数和(自身を除く): 23771097

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 74051, 222153, 370255, 666459, 1110765, 1999377, 3332295, 5998131, 9996885, 29990655]

約数ペア:

[(1, 29990655), (3, 9996885), (5, 5998131), (9, 3332295), (15, 1999377), (27, 1110765), (45, 666459), (81, 370255), (135, 222153), (405, 74051)]