1966275

素因数分解:

$3^4\times 5^2\times {\mathrm{971}}^1$

素因数の和:993

約数の個数: 30

約数和(自身を含む): 3645972

約数和(自身を除く): 1679697

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 971, 2025, 2913, 4855, 8739, 14565, 24275, 26217, 43695, 72825, 78651, 131085, 218475, 393255, 655425, 1966275]

約数ペア:

[(1, 1966275), (3, 655425), (5, 393255), (9, 218475), (15, 131085), (25, 78651), (27, 72825), (45, 43695), (75, 26217), (81, 24275), (135, 14565), (225, 8739), (405, 4855), (675, 2913), (971, 2025)]