397804815

素因数分解:

$3^2\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{5501}}^1$

素因数の和:7119

約数の個数: 24

約数和(自身を含む): 690082848

約数和(自身を除く): 292278033

約数列:

[1, 3, 5, 9, 15, 45, 1607, 4821, 5501, 8035, 14463, 16503, 24105, 27505, 49509, 72315, 82515, 247545, 8840107, 26520321, 44200535, 79560963, 132601605, 397804815]

約数ペア:

[(1, 397804815), (3, 132601605), (5, 79560963), (9, 44200535), (15, 26520321), (45, 8840107), (1607, 247545), (4821, 82515), (5501, 72315), (8035, 49509), (14463, 27505), (16503, 24105)]