28915512129

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7524203}}^1$

素因数の和:7524277

約数の個数: 24

約数和(自身を含む): 48516067392

約数和(自身を除く): 19600555263

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 7524203, 22572609, 52669421, 67717827, 158008263, 458976383, 474024789, 1376929149, 3212834681, 4130787447, 9638504043, 28915512129]

約数ペア:

[(1, 28915512129), (3, 9638504043), (7, 4130787447), (9, 3212834681), (21, 1376929149), (61, 474024789), (63, 458976383), (183, 158008263), (427, 67717827), (549, 52669421), (1281, 22572609), (3843, 7524203)]