38791389

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 66189312

約数和(自身を除く): 27397923

約数列:

[1, 3, 7, 13, 21, 39, 49, 53, 91, 147, 159, 273, 371, 383, 637, 689, 1113, 1149, 1911, 2067, 2597, 2681, 4823, 4979, 7791, 8043, 14469, 14937, 18767, 20299, 33761, 34853, 56301, 60897, 101283, 104559, 142093, 243971, 263887, 426279, 731913, 791661, 994651, 1847209, 2983953, 5541627, 12930463, 38791389]

約数ペア:

[(1, 38791389), (3, 12930463), (7, 5541627), (13, 2983953), (21, 1847209), (39, 994651), (49, 791661), (53, 731913), (91, 426279), (147, 263887), (159, 243971), (273, 142093), (371, 104559), (383, 101283), (637, 60897), (689, 56301), (1113, 34853), (1149, 33761), (1911, 20299), (2067, 18767), (2597, 14937), (2681, 14469), (4823, 8043), (4979, 7791)]