866973537

素因数分解:

$3^4\times {\mathrm{821}}^1\times {\mathrm{13037}}^1$

素因数の和:13870

約数の個数: 20

約数和(自身を含む): 1296785556

約数和(自身を除く): 429812019

約数列:

[1, 3, 9, 27, 81, 821, 2463, 7389, 13037, 22167, 39111, 66501, 117333, 351999, 1055997, 10703377, 32110131, 96330393, 288991179, 866973537]

約数ペア:

[(1, 866973537), (3, 288991179), (9, 96330393), (27, 32110131), (81, 10703377), (821, 1055997), (2463, 351999), (7389, 117333), (13037, 66501), (22167, 39111)]