1388571002290

素因数分解:

$2^1\times 5^1\times {\mathrm{55109}}^1\times {\mathrm{2519681}}^1$

素因数の和:2574797

約数の個数: 16

約数和(自身を含む): 2499474150360

約数和(自身を除く): 1110903148070

約数列:

[1, 2, 5, 10, 55109, 110218, 275545, 551090, 2519681, 5039362, 12598405, 25196810, 138857100229, 277714200458, 694285501145, 1388571002290]

約数ペア:

[(1, 1388571002290), (2, 694285501145), (5, 277714200458), (10, 138857100229), (55109, 25196810), (110218, 12598405), (275545, 5039362), (551090, 2519681)]