87404541

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{219059}}^1$

素因数の和:219088

約数の個数: 16

約数和(自身を含む): 140198400

約数和(自身を除く): 52793859

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 219059, 657177, 1533413, 4162121, 4600239, 12486363, 29134847, 87404541]

約数ペア:

[(1, 87404541), (3, 29134847), (7, 12486363), (19, 4600239), (21, 4162121), (57, 1533413), (133, 657177), (399, 219059)]