210854878

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 350259840

約数和(自身を除く): 139404962

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1021, 1222, 2042, 2197, 4394, 7943, 13273, 15886, 26546, 47987, 95974, 103259, 172549, 206518, 345098, 623831, 1247662, 2243137, 4486274, 8109803, 16219606, 105427439, 210854878]

約数ペア:

[(1, 210854878), (2, 105427439), (13, 16219606), (26, 8109803), (47, 4486274), (94, 2243137), (169, 1247662), (338, 623831), (611, 345098), (1021, 206518), (1222, 172549), (2042, 103259), (2197, 95974), (4394, 47987), (7943, 26546), (13273, 15886)]