1994265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 4263168

約数和(自身を除く): 2268903

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 487, 585, 819, 1365, 1461, 2435, 3409, 4095, 4383, 6331, 7305, 10227, 17045, 18993, 21915, 30681, 31655, 44317, 51135, 56979, 94965, 132951, 153405, 221585, 284895, 398853, 664755, 1994265]

約数ペア:

[(1, 1994265), (3, 664755), (5, 398853), (7, 284895), (9, 221585), (13, 153405), (15, 132951), (21, 94965), (35, 56979), (39, 51135), (45, 44317), (63, 31655), (65, 30681), (91, 21915), (105, 18993), (117, 17045), (195, 10227), (273, 7305), (315, 6331), (455, 4383), (487, 4095), (585, 3409), (819, 2435), (1365, 1461)]