2190279

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 3677184

約数和(自身を除く): 1486905

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 113, 213, 273, 339, 497, 791, 923, 1469, 1491, 2373, 2769, 4407, 6461, 8023, 10283, 19383, 24069, 30849, 56161, 104299, 168483, 312897, 730093, 2190279]

約数ペア:

[(1, 2190279), (3, 730093), (7, 312897), (13, 168483), (21, 104299), (39, 56161), (71, 30849), (91, 24069), (113, 19383), (213, 10283), (273, 8023), (339, 6461), (497, 4407), (791, 2769), (923, 2373), (1469, 1491)]