7142715

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 12816960

約数和(自身を除く): 5674245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 337, 471, 785, 1011, 1413, 1685, 2355, 3033, 4239, 5055, 7065, 9099, 15165, 21195, 45495, 52909, 158727, 264545, 476181, 793635, 1428543, 2380905, 7142715]

約数ペア:

[(1, 7142715), (3, 2380905), (5, 1428543), (9, 793635), (15, 476181), (27, 264545), (45, 158727), (135, 52909), (157, 45495), (337, 21195), (471, 15165), (785, 9099), (1011, 7065), (1413, 5055), (1685, 4239), (2355, 3033)]