13141521

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{8539}}^1$

素因数の和:8570

約数の個数: 20

約数和(自身を含む): 20666800

約数和(自身を除く): 7525279

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 8539, 25617, 76851, 162241, 230553, 486723, 691659, 1460169, 4380507, 13141521]

約数ペア:

[(1, 13141521), (3, 4380507), (9, 1460169), (19, 691659), (27, 486723), (57, 230553), (81, 162241), (171, 76851), (513, 25617), (1539, 8539)]