213160491

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{11593}}^1$

素因数の和:11832

約数の個数: 20

約数和(自身を含む): 319855272

約数和(自身を除く): 106694781

約数列:

[1, 3, 9, 27, 81, 227, 681, 2043, 6129, 11593, 18387, 34779, 104337, 313011, 939033, 2631611, 7894833, 23684499, 71053497, 213160491]

約数ペア:

[(1, 213160491), (3, 71053497), (9, 23684499), (27, 7894833), (81, 2631611), (227, 939033), (681, 313011), (2043, 104337), (6129, 34779), (11593, 18387)]