128456168

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 243788160

約数和(自身を除く): 115331992

約数列:

[1, 2, 4, 8, 193, 271, 307, 386, 542, 614, 772, 1084, 1228, 1544, 2168, 2456, 52303, 59251, 83197, 104606, 118502, 166394, 209212, 237004, 332788, 418424, 474008, 665576, 16057021, 32114042, 64228084, 128456168]

約数ペア:

[(1, 128456168), (2, 64228084), (4, 32114042), (8, 16057021), (193, 665576), (271, 474008), (307, 418424), (386, 332788), (542, 237004), (614, 209212), (772, 166394), (1084, 118502), (1228, 104606), (1544, 83197), (2168, 59251), (2456, 52303)]