128219325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131507}}^1$

素因数の和:131533

約数の個数: 24

約数和(自身を含む): 228297888

約数和(自身を除く): 100078563

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 131507, 394521, 657535, 1709591, 1972605, 3287675, 5128773, 8547955, 9863025, 25643865, 42739775, 128219325]

約数ペア:

[(1, 128219325), (3, 42739775), (5, 25643865), (13, 9863025), (15, 8547955), (25, 5128773), (39, 3287675), (65, 1972605), (75, 1709591), (195, 657535), (325, 394521), (975, 131507)]