13905801

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16979}}^1$

素因数の和:17005

約数の個数: 24

約数和(自身を含む): 24722880

約数和(自身を除く): 10817079

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 16979, 50937, 118853, 152811, 220727, 356559, 662181, 1069677, 1545089, 1986543, 4635267, 13905801]

約数ペア:

[(1, 13905801), (3, 4635267), (7, 1986543), (9, 1545089), (13, 1069677), (21, 662181), (39, 356559), (63, 220727), (91, 152811), (117, 118853), (273, 50937), (819, 16979)]