849091491

素因数分解:

$3^4\times {\mathrm{1721}}^1\times {\mathrm{6091}}^1$

素因数の和:7824

約数の個数: 20

約数和(自身を含む): 1269341304

約数和(自身を除く): 420249813

約数列:

[1, 3, 9, 27, 81, 1721, 5163, 6091, 15489, 18273, 46467, 54819, 139401, 164457, 493371, 10482611, 31447833, 94343499, 283030497, 849091491]

約数ペア:

[(1, 849091491), (3, 283030497), (9, 94343499), (27, 31447833), (81, 10482611), (1721, 493371), (5163, 164457), (6091, 139401), (15489, 54819), (18273, 46467)]