12809745

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 24827712

約数和(自身を除く): 12017967

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 811, 1053, 1215, 1755, 2433, 3159, 4055, 5265, 7299, 10543, 12165, 15795, 21897, 31629, 36495, 52715, 65691, 94887, 109485, 158145, 197073, 284661, 328455, 474435, 853983, 985365, 1423305, 2561949, 4269915, 12809745]

約数ペア:

[(1, 12809745), (3, 4269915), (5, 2561949), (9, 1423305), (13, 985365), (15, 853983), (27, 474435), (39, 328455), (45, 284661), (65, 197073), (81, 158145), (117, 109485), (135, 94887), (195, 65691), (243, 52715), (351, 36495), (405, 31629), (585, 21897), (811, 15795), (1053, 12165), (1215, 10543), (1755, 7299), (2433, 5265), (3159, 4055)]