12981982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 23188032

約数和(自身を除く): 10206050

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 1277, 2554, 5083, 10166, 16601, 21709, 29371, 33202, 43418, 58742, 282217, 381823, 499307, 564434, 763646, 998614, 6490991, 12981982]

約数ペア:

[(1, 12981982), (2, 6490991), (13, 998614), (17, 763646), (23, 564434), (26, 499307), (34, 381823), (46, 282217), (221, 58742), (299, 43418), (391, 33202), (442, 29371), (598, 21709), (782, 16601), (1277, 10166), (2554, 5083)]