17793270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2027

約数の個数: 80

約数和(自身を含む): 52219728

約数和(自身を除く): 34426458

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 1997, 2970, 3994, 4455, 5991, 8910, 9985, 11982, 17973, 19970, 21967, 29955, 35946, 43934, 53919, 59910, 65901, 89865, 107838, 109835, 131802, 161757, 179730, 197703, 219670, 269595, 323514, 329505, 395406, 539190, 593109, 659010, 808785, 988515, 1186218, 1617570, 1779327, 1977030, 2965545, 3558654, 5931090, 8896635, 17793270]

約数ペア:

[(1, 17793270), (2, 8896635), (3, 5931090), (5, 3558654), (6, 2965545), (9, 1977030), (10, 1779327), (11, 1617570), (15, 1186218), (18, 988515), (22, 808785), (27, 659010), (30, 593109), (33, 539190), (45, 395406), (54, 329505), (55, 323514), (66, 269595), (81, 219670), (90, 197703), (99, 179730), (110, 161757), (135, 131802), (162, 109835), (165, 107838), (198, 89865), (270, 65901), (297, 59910), (330, 53919), (405, 43934), (495, 35946), (594, 29955), (810, 21967), (891, 19970), (990, 17973), (1485, 11982), (1782, 9985), (1997, 8910), (2970, 5991), (3994, 4455)]