2666501565

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1953481}}^1$

素因数の和:1953509

約数の個数: 32

約数和(自身を含む): 5250959616

約数和(自身を除く): 2584458051

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1953481, 5860443, 9767405, 13674367, 25395253, 29302215, 41023101, 68371835, 76185759, 126976265, 177766771, 205115505, 380928795, 533300313, 888833855, 2666501565]

約数ペア:

[(1, 2666501565), (3, 888833855), (5, 533300313), (7, 380928795), (13, 205115505), (15, 177766771), (21, 126976265), (35, 76185759), (39, 68371835), (65, 41023101), (91, 29302215), (105, 25395253), (195, 13674367), (273, 9767405), (455, 5860443), (1365, 1953481)]