508304889

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{17981}}^1$

素因数の和:18342

約数の個数: 20

約数和(自身を含む): 761537700

約数和(自身を除く): 253232811

約数列:

[1, 3, 9, 27, 81, 349, 1047, 3141, 9423, 17981, 28269, 53943, 161829, 485487, 1456461, 6275369, 18826107, 56478321, 169434963, 508304889]

約数ペア:

[(1, 508304889), (3, 169434963), (9, 56478321), (27, 18826107), (81, 6275369), (349, 1456461), (1047, 485487), (3141, 161829), (9423, 53943), (17981, 28269)]