87981729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1609}}^1\times {\mathrm{1657}}^1$

素因数の和:3280

約数の個数: 16

約数和(自身を含む): 128130240

約数和(自身を除く): 40148511

約数列:

[1, 3, 11, 33, 1609, 1657, 4827, 4971, 17699, 18227, 53097, 54681, 2666113, 7998339, 29327243, 87981729]

約数ペア:

[(1, 87981729), (3, 29327243), (11, 7998339), (33, 2666113), (1609, 54681), (1657, 53097), (4827, 18227), (4971, 17699)]