1998721830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{9517723}}^1$

素因数の和:9517740

約数の個数: 32

約数和(自身を含む): 5482209024

約数和(自身を除く): 3483487194

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 9517723, 19035446, 28553169, 47588615, 57106338, 66624061, 95177230, 133248122, 142765845, 199872183, 285531690, 333120305, 399744366, 666240610, 999360915, 1998721830]

約数ペア:

[(1, 1998721830), (2, 999360915), (3, 666240610), (5, 399744366), (6, 333120305), (7, 285531690), (10, 199872183), (14, 142765845), (15, 133248122), (21, 95177230), (30, 66624061), (35, 57106338), (42, 47588615), (70, 28553169), (105, 19035446), (210, 9517723)]