81174153

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 117089280

約数和(自身を除く): 35915127

約数列:

[1, 3, 23, 43, 69, 109, 129, 251, 327, 753, 989, 2507, 2967, 4687, 5773, 7521, 10793, 14061, 17319, 27359, 32379, 82077, 107801, 248239, 323403, 629257, 744717, 1176437, 1887771, 3529311, 27058051, 81174153]

約数ペア:

[(1, 81174153), (3, 27058051), (23, 3529311), (43, 1887771), (69, 1176437), (109, 744717), (129, 629257), (251, 323403), (327, 248239), (753, 107801), (989, 82077), (2507, 32379), (2967, 27359), (4687, 17319), (5773, 14061), (7521, 10793)]