17970579

素因数分解:

$3^9\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:121

約数の個数: 40

約数和(自身を含む): 29760192

約数和(自身を除く): 11789613

約数列:

[1, 3, 9, 11, 27, 33, 81, 83, 99, 243, 249, 297, 729, 747, 891, 913, 2187, 2241, 2673, 2739, 6561, 6723, 8019, 8217, 19683, 20169, 24057, 24651, 60507, 72171, 73953, 181521, 216513, 221859, 544563, 665577, 1633689, 1996731, 5990193, 17970579]

約数ペア:

[(1, 17970579), (3, 5990193), (9, 1996731), (11, 1633689), (27, 665577), (33, 544563), (81, 221859), (83, 216513), (99, 181521), (243, 73953), (249, 72171), (297, 60507), (729, 24651), (747, 24057), (891, 20169), (913, 19683), (2187, 8217), (2241, 8019), (2673, 6723), (2739, 6561)]