123892245

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1489}}^1$

素因数の和:1586

約数の個数: 36

約数和(自身を含む): 220004460

約数和(自身を除く): 96112215

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1489, 1849, 1935, 4467, 5547, 7445, 9245, 13401, 16641, 22335, 27735, 64027, 67005, 83205, 192081, 320135, 576243, 960405, 2753161, 2881215, 8259483, 13765805, 24778449, 41297415, 123892245]

約数ペア:

[(1, 123892245), (3, 41297415), (5, 24778449), (9, 13765805), (15, 8259483), (43, 2881215), (45, 2753161), (129, 960405), (215, 576243), (387, 320135), (645, 192081), (1489, 83205), (1849, 67005), (1935, 64027), (4467, 27735), (5547, 22335), (7445, 16641), (9245, 13401)]