81879494

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 134424576

約数和(自身を除く): 52545082

約数列:

[1, 2, 23, 31, 46, 62, 67, 134, 713, 857, 1426, 1541, 1714, 2077, 3082, 4154, 19711, 26567, 39422, 47771, 53134, 57419, 95542, 114838, 611041, 1222082, 1320637, 1779989, 2641274, 3559978, 40939747, 81879494]

約数ペア:

[(1, 81879494), (2, 40939747), (23, 3559978), (31, 2641274), (46, 1779989), (62, 1320637), (67, 1222082), (134, 611041), (713, 114838), (857, 95542), (1426, 57419), (1541, 53134), (1714, 47771), (2077, 39422), (3082, 26567), (4154, 19711)]