28005285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{24247}}^1$

素因数の和:24273

約数の個数: 32

約数和(自身を含む): 55867392

約数和(自身を除く): 27862107

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 24247, 72741, 121235, 169729, 266717, 363705, 509187, 800151, 848645, 1333585, 1867019, 2545935, 4000755, 5601057, 9335095, 28005285]

約数ペア:

[(1, 28005285), (3, 9335095), (5, 5601057), (7, 4000755), (11, 2545935), (15, 1867019), (21, 1333585), (33, 848645), (35, 800151), (55, 509187), (77, 363705), (105, 266717), (165, 169729), (231, 121235), (385, 72741), (1155, 24247)]