127640925

素因数分解:

$3^2\times 5^2\times {\mathrm{569}}^1\times {\mathrm{997}}^1$

素因数の和:1582

約数の個数: 36

約数和(自身を含む): 229250580

約数和(自身を除く): 101609655

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 569, 997, 1707, 2845, 2991, 4985, 5121, 8535, 8973, 14225, 14955, 24925, 25605, 42675, 44865, 74775, 128025, 224325, 567293, 1701879, 2836465, 5105637, 8509395, 14182325, 25528185, 42546975, 127640925]

約数ペア:

[(1, 127640925), (3, 42546975), (5, 25528185), (9, 14182325), (15, 8509395), (25, 5105637), (45, 2836465), (75, 1701879), (225, 567293), (569, 224325), (997, 128025), (1707, 74775), (2845, 44865), (2991, 42675), (4985, 25605), (5121, 24925), (8535, 14955), (8973, 14225)]