1640200311

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{70121}}^1$

素因数の和:70263

約数の個数: 24

約数和(自身を含む): 2494099296

約数和(自身を除く): 853898985

約数列:

[1, 3, 9, 23, 69, 113, 207, 339, 1017, 2599, 7797, 23391, 70121, 210363, 631089, 1612783, 4838349, 7923673, 14515047, 23771019, 71313057, 182244479, 546733437, 1640200311]

約数ペア:

[(1, 1640200311), (3, 546733437), (9, 182244479), (23, 71313057), (69, 23771019), (113, 14515047), (207, 7923673), (339, 4838349), (1017, 1612783), (2599, 631089), (7797, 210363), (23391, 70121)]