78867782

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7901}}^1$

素因数の和:7964

約数の個数: 32

約数和(自身を含む): 145649664

約数和(自身を除く): 66781882

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 4991, 7901, 9982, 15802, 55307, 110614, 181723, 244931, 363446, 489862, 1272061, 1714517, 2544122, 3429034, 5633413, 11266826, 39433891, 78867782]

約数ペア:

[(1, 78867782), (2, 39433891), (7, 11266826), (14, 5633413), (23, 3429034), (31, 2544122), (46, 1714517), (62, 1272061), (161, 489862), (217, 363446), (322, 244931), (434, 181723), (713, 110614), (1426, 55307), (4991, 15802), (7901, 9982)]