218912230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1031}}^1\times {\mathrm{1249}}^1$

素因数の和:2304

約数の個数: 32

約数和(自身を含む): 417960000

約数和(自身を除く): 199047770

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1031, 1249, 2062, 2498, 5155, 6245, 10310, 12490, 17527, 21233, 35054, 42466, 87635, 106165, 175270, 212330, 1287719, 2575438, 6438595, 12877190, 21891223, 43782446, 109456115, 218912230]

約数ペア:

[(1, 218912230), (2, 109456115), (5, 43782446), (10, 21891223), (17, 12877190), (34, 6438595), (85, 2575438), (170, 1287719), (1031, 212330), (1249, 175270), (2062, 106165), (2498, 87635), (5155, 42466), (6245, 35054), (10310, 21233), (12490, 17527)]