28379439

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1657}}^1$

素因数の和:1847

約数の個数: 24

約数和(自身を含む): 45004752

約数和(自身を除く): 16625313

約数列:

[1, 3, 9, 11, 33, 99, 173, 519, 1557, 1657, 1903, 4971, 5709, 14913, 17127, 18227, 54681, 164043, 286661, 859983, 2579949, 3153271, 9459813, 28379439]

約数ペア:

[(1, 28379439), (3, 9459813), (9, 3153271), (11, 2579949), (33, 859983), (99, 286661), (173, 164043), (519, 54681), (1557, 18227), (1657, 17127), (1903, 14913), (4971, 5709)]