171921890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{50123}}^1$

素因数の和:50151

約数の個数: 32

約数和(自身を含む): 360892800

約数和(自身を除く): 188970910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 50123, 100246, 250615, 350861, 501230, 701722, 1754305, 2456027, 3508610, 4912054, 12280135, 17192189, 24560270, 34384378, 85960945, 171921890]

約数ペア:

[(1, 171921890), (2, 85960945), (5, 34384378), (7, 24560270), (10, 17192189), (14, 12280135), (35, 4912054), (49, 3508610), (70, 2456027), (98, 1754305), (245, 701722), (343, 501230), (490, 350861), (686, 250615), (1715, 100246), (3430, 50123)]