6428825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 8707776

約数和(自身を除く): 2278951

約数列:

[1, 5, 13, 25, 65, 131, 151, 325, 655, 755, 1703, 1963, 3275, 3775, 8515, 9815, 19781, 42575, 49075, 98905, 257153, 494525, 1285765, 6428825]

約数ペア:

[(1, 6428825), (5, 1285765), (13, 494525), (25, 257153), (65, 98905), (131, 49075), (151, 42575), (325, 19781), (655, 9815), (755, 8515), (1703, 3775), (1963, 3275)]