13253751

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2663}}^1$

素因数の和:2755

約数の個数: 24

約数和(自身を含む): 22164480

約数和(自身を除く): 8910729

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 2663, 4977, 7989, 18641, 23967, 55923, 167769, 210377, 631131, 1472639, 1893393, 4417917, 13253751]

約数ペア:

[(1, 13253751), (3, 4417917), (7, 1893393), (9, 1472639), (21, 631131), (63, 210377), (79, 167769), (237, 55923), (553, 23967), (711, 18641), (1659, 7989), (2663, 4977)]