2718249921

素因数分解:

$3^4\times {\mathrm{389}}^1\times {\mathrm{86269}}^1$

素因数の和:86670

約数の個数: 20

約数和(自身を含む): 4071081300

約数和(自身を除く): 1352831379

約数列:

[1, 3, 9, 27, 81, 389, 1167, 3501, 10503, 31509, 86269, 258807, 776421, 2329263, 6987789, 33558641, 100675923, 302027769, 906083307, 2718249921]

約数ペア:

[(1, 2718249921), (3, 906083307), (9, 302027769), (27, 100675923), (81, 33558641), (389, 6987789), (1167, 2329263), (3501, 776421), (10503, 258807), (31509, 86269)]