28287270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28573}}^1$

素因数の和:28597

約数の個数: 48

約数和(自身を含む): 80235792

約数和(自身を除く): 51948522

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 28573, 57146, 85719, 142865, 171438, 257157, 285730, 314303, 428595, 514314, 628606, 857190, 942909, 1285785, 1571515, 1885818, 2571570, 2828727, 3143030, 4714545, 5657454, 9429090, 14143635, 28287270]

約数ペア:

[(1, 28287270), (2, 14143635), (3, 9429090), (5, 5657454), (6, 4714545), (9, 3143030), (10, 2828727), (11, 2571570), (15, 1885818), (18, 1571515), (22, 1285785), (30, 942909), (33, 857190), (45, 628606), (55, 514314), (66, 428595), (90, 314303), (99, 285730), (110, 257157), (165, 171438), (198, 142865), (330, 85719), (495, 57146), (990, 28573)]