12761265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 22982400

約数和(自身を除く): 10221135

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 89, 121, 165, 237, 267, 363, 395, 445, 605, 869, 979, 1185, 1335, 1815, 2607, 2937, 4345, 4895, 7031, 9559, 10769, 13035, 14685, 21093, 28677, 32307, 35155, 47795, 53845, 77341, 105465, 143385, 161535, 232023, 386705, 850751, 1160115, 2552253, 4253755, 12761265]

約数ペア:

[(1, 12761265), (3, 4253755), (5, 2552253), (11, 1160115), (15, 850751), (33, 386705), (55, 232023), (79, 161535), (89, 143385), (121, 105465), (165, 77341), (237, 53845), (267, 47795), (363, 35155), (395, 32307), (445, 28677), (605, 21093), (869, 14685), (979, 13035), (1185, 10769), (1335, 9559), (1815, 7031), (2607, 4895), (2937, 4345)]