64257555

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 40804845

約数列:

[1, 3, 5, 15, 89, 127, 267, 379, 381, 445, 635, 1137, 1335, 1895, 1905, 5685, 11303, 33731, 33909, 48133, 56515, 101193, 144399, 168655, 169545, 240665, 505965, 721995, 4283837, 12851511, 21419185, 64257555]

約数ペア:

[(1, 64257555), (3, 21419185), (5, 12851511), (15, 4283837), (89, 721995), (127, 505965), (267, 240665), (379, 169545), (381, 168655), (445, 144399), (635, 101193), (1137, 56515), (1335, 48133), (1895, 33909), (1905, 33731), (5685, 11303)]