87611643

素因数分解:

$3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{3319}}^1$

素因数の和:3751

約数の個数: 24

約数和(自身を含む): 145017600

約数和(自身を除く): 57405957

約数列:

[1, 3, 7, 9, 21, 63, 419, 1257, 2933, 3319, 3771, 8799, 9957, 23233, 26397, 29871, 69699, 209097, 1390661, 4171983, 9734627, 12515949, 29203881, 87611643]

約数ペア:

[(1, 87611643), (3, 29203881), (7, 12515949), (9, 9734627), (21, 4171983), (63, 1390661), (419, 209097), (1257, 69699), (2933, 29871), (3319, 26397), (3771, 23233), (8799, 9957)]