247788990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{917737}}^1$

素因数の和:917753

約数の個数: 32

約数和(自身を含む): 660771360

約数和(自身を除く): 412982370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 917737, 1835474, 2753211, 4588685, 5506422, 8259633, 9177370, 13766055, 16519266, 24778899, 27532110, 41298165, 49557798, 82596330, 123894495, 247788990]

約数ペア:

[(1, 247788990), (2, 123894495), (3, 82596330), (5, 49557798), (6, 41298165), (9, 27532110), (10, 24778899), (15, 16519266), (18, 13766055), (27, 9177370), (30, 8259633), (45, 5506422), (54, 4588685), (90, 2753211), (135, 1835474), (270, 917737)]