127872970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{857}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 236478528

約数和(自身を除く): 108605558

約数列:

[1, 2, 5, 10, 43, 86, 215, 347, 430, 694, 857, 1714, 1735, 3470, 4285, 8570, 14921, 29842, 36851, 73702, 74605, 149210, 184255, 297379, 368510, 594758, 1486895, 2973790, 12787297, 25574594, 63936485, 127872970]

約数ペア:

[(1, 127872970), (2, 63936485), (5, 25574594), (10, 12787297), (43, 2973790), (86, 1486895), (215, 594758), (347, 368510), (430, 297379), (694, 184255), (857, 149210), (1714, 74605), (1735, 73702), (3470, 36851), (4285, 29842), (8570, 14921)]