191740905

素因数分解:

$3^3\times 5^1\times {\mathrm{1420303}}^1$

素因数の和:1420317

約数の個数: 16

約数和(自身を含む): 340872960

約数和(自身を除く): 149132055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1420303, 4260909, 7101515, 12782727, 21304545, 38348181, 63913635, 191740905]

約数ペア:

[(1, 191740905), (3, 63913635), (5, 38348181), (9, 21304545), (15, 12782727), (27, 7101515), (45, 4260909), (135, 1420303)]