74987145

素因数分解:

$3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2521}}^1$

素因数の和:3193

約数の個数: 24

約数和(自身を含む): 130225992

約数和(自身を除く): 55238847

約数列:

[1, 3, 5, 9, 15, 45, 661, 1983, 2521, 3305, 5949, 7563, 9915, 12605, 22689, 29745, 37815, 113445, 1666381, 4999143, 8331905, 14997429, 24995715, 74987145]

約数ペア:

[(1, 74987145), (3, 24995715), (5, 14997429), (9, 8331905), (15, 4999143), (45, 1666381), (661, 113445), (1983, 37815), (2521, 29745), (3305, 22689), (5949, 12605), (7563, 9915)]