28047305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39227}}^1$

素因数の和:39256

約数の個数: 16

約数和(自身を含む): 39541824

約数和(自身を除く): 11494519

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 39227, 196135, 431497, 509951, 2157485, 2549755, 5609461, 28047305]

約数ペア:

[(1, 28047305), (5, 5609461), (11, 2549755), (13, 2157485), (55, 509951), (65, 431497), (143, 196135), (715, 39227)]