12980525061

素因数分解:

$3^1\times 7^1\times {\mathrm{1237}}^1\times {\mathrm{499693}}^1$

素因数の和:500940

約数の個数: 16

約数和(自身を含む): 19795877504

約数和(自身を除く): 6815352443

約数列:

[1, 3, 7, 21, 1237, 3711, 8659, 25977, 499693, 1499079, 3497851, 10493553, 618120241, 1854360723, 4326841687, 12980525061]

約数ペア:

[(1, 12980525061), (3, 4326841687), (7, 1854360723), (21, 618120241), (1237, 10493553), (3711, 3497851), (8659, 1499079), (25977, 499693)]