1285697718

素因数分解:

$2^1\times 3^3\times {\mathrm{1811}}^1\times {\mathrm{13147}}^1$

素因数の和:14969

約数の個数: 32

約数和(自身を含む): 2858901120

約数和(自身を除く): 1573203402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1811, 3622, 5433, 10866, 13147, 16299, 26294, 32598, 39441, 48897, 78882, 97794, 118323, 236646, 354969, 709938, 23809217, 47618434, 71427651, 142855302, 214282953, 428565906, 642848859, 1285697718]

約数ペア:

[(1, 1285697718), (2, 642848859), (3, 428565906), (6, 214282953), (9, 142855302), (18, 71427651), (27, 47618434), (54, 23809217), (1811, 709938), (3622, 354969), (5433, 236646), (10866, 118323), (13147, 97794), (16299, 78882), (26294, 48897), (32598, 39441)]