87852681

素因数分解:

$3^4\times 7^1\times {\mathrm{154943}}^1$

素因数の和:154962

約数の個数: 20

約数和(自身を含む): 149985792

約数和(自身を除く): 62133111

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 154943, 464829, 1084601, 1394487, 3253803, 4183461, 9761409, 12550383, 29284227, 87852681]

約数ペア:

[(1, 87852681), (3, 29284227), (7, 12550383), (9, 9761409), (21, 4183461), (27, 3253803), (63, 1394487), (81, 1084601), (189, 464829), (567, 154943)]