396944985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{37967}}^1$

素因数の和:38033

約数の個数: 32

約数和(自身を含む): 688891392

約数和(自身を除く): 291946407

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 10455, 37967, 113901, 189835, 569505, 645439, 1556647, 1936317, 3227195, 4669941, 7783235, 9681585, 23349705, 26462999, 79388997, 132314995, 396944985]

約数ペア:

[(1, 396944985), (3, 132314995), (5, 79388997), (15, 26462999), (17, 23349705), (41, 9681585), (51, 7783235), (85, 4669941), (123, 3227195), (205, 1936317), (255, 1556647), (615, 645439), (697, 569505), (2091, 189835), (3485, 113901), (10455, 37967)]