128870265

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{3491}}^1$

素因数の和:3629

約数の個数: 32

約数和(自身を含む): 217230336

約数和(自身を除く): 88360071

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 2461, 3491, 7383, 10473, 12305, 17455, 36915, 52365, 80293, 240879, 373537, 401465, 1120611, 1204395, 1867685, 5603055, 8591351, 25774053, 42956755, 128870265]

約数ペア:

[(1, 128870265), (3, 42956755), (5, 25774053), (15, 8591351), (23, 5603055), (69, 1867685), (107, 1204395), (115, 1120611), (321, 401465), (345, 373537), (535, 240879), (1605, 80293), (2461, 52365), (3491, 36915), (7383, 17455), (10473, 12305)]