78865784

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{229261}}^1$

素因数の和:229310

約数の個数: 16

約数和(自身を含む): 151312920

約数和(自身を除く): 72447136

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 229261, 458522, 917044, 1834088, 9858223, 19716446, 39432892, 78865784]

約数ペア:

[(1, 78865784), (2, 39432892), (4, 19716446), (8, 9858223), (43, 1834088), (86, 917044), (172, 458522), (344, 229261)]