81819801

素因数分解:

$3^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 141732864

約数和(自身を除く): 59913063

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 243, 309, 467, 567, 721, 927, 1401, 1701, 2163, 2781, 3269, 4203, 6489, 8343, 9807, 12609, 19467, 25029, 29421, 37827, 48101, 58401, 88263, 113481, 144303, 175203, 264789, 336707, 432909, 794367, 1010121, 1298727, 3030363, 3896181, 9091089, 11688543, 27273267, 81819801]

約数ペア:

[(1, 81819801), (3, 27273267), (7, 11688543), (9, 9091089), (21, 3896181), (27, 3030363), (63, 1298727), (81, 1010121), (103, 794367), (189, 432909), (243, 336707), (309, 264789), (467, 175203), (567, 144303), (721, 113481), (927, 88263), (1401, 58401), (1701, 48101), (2163, 37827), (2781, 29421), (3269, 25029), (4203, 19467), (6489, 12609), (8343, 9807)]