9988425

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:550

約数の個数: 36

約数和(自身を含む): 18105984

約数和(自身を除く): 8117559

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 431, 515, 927, 1293, 1545, 2155, 2575, 3879, 4635, 6465, 7725, 10775, 19395, 23175, 32325, 44393, 96975, 133179, 221965, 399537, 665895, 1109825, 1997685, 3329475, 9988425]

約数ペア:

[(1, 9988425), (3, 3329475), (5, 1997685), (9, 1109825), (15, 665895), (25, 399537), (45, 221965), (75, 133179), (103, 96975), (225, 44393), (309, 32325), (431, 23175), (515, 19395), (927, 10775), (1293, 7725), (1545, 6465), (2155, 4635), (2575, 3879)]