669969495

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{381749}}^1$

素因数の和:381776

約数の個数: 32

約数和(自身を含む): 1282680000

約数和(自身を除く): 612710505

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 381749, 1145247, 1908745, 3435741, 4962737, 5726235, 10307223, 14888211, 17178705, 24813685, 44664633, 51536115, 74441055, 133993899, 223323165, 669969495]

約数ペア:

[(1, 669969495), (3, 223323165), (5, 133993899), (9, 74441055), (13, 51536115), (15, 44664633), (27, 24813685), (39, 17178705), (45, 14888211), (65, 10307223), (117, 5726235), (135, 4962737), (195, 3435741), (351, 1908745), (585, 1145247), (1755, 381749)]