128381078

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{56957}}^1$

素因数の和:56996

約数の個数: 24

約数和(自身を含む): 233755632

約数和(自身を除く): 105374554

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 56957, 113914, 398699, 797398, 1310011, 2620022, 2790893, 5581786, 9170077, 18340154, 64190539, 128381078]

約数ペア:

[(1, 128381078), (2, 64190539), (7, 18340154), (14, 9170077), (23, 5581786), (46, 2790893), (49, 2620022), (98, 1310011), (161, 797398), (322, 398699), (1127, 113914), (2254, 56957)]