68968263

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{983}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 113734656

約数和(自身を除く): 44766393

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 273, 771, 983, 1799, 2949, 3341, 5397, 6881, 10023, 12779, 20643, 23387, 38337, 70161, 89453, 252631, 268359, 757893, 1768417, 3284203, 5305251, 9852609, 22989421, 68968263]

約数ペア:

[(1, 68968263), (3, 22989421), (7, 9852609), (13, 5305251), (21, 3284203), (39, 1768417), (91, 757893), (257, 268359), (273, 252631), (771, 89453), (983, 70161), (1799, 38337), (2949, 23387), (3341, 20643), (5397, 12779), (6881, 10023)]