388634895

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{261707}}^1$

素因数の和:261732

約数の個数: 32

約数和(自身を含む): 753719040

約数和(自身を除く): 365084145

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 261707, 785121, 1308535, 2355363, 2878777, 3925605, 7066089, 8636331, 11776815, 14393885, 25908993, 35330445, 43181655, 77726979, 129544965, 388634895]

約数ペア:

[(1, 388634895), (3, 129544965), (5, 77726979), (9, 43181655), (11, 35330445), (15, 25908993), (27, 14393885), (33, 11776815), (45, 8636331), (55, 7066089), (99, 3925605), (135, 2878777), (165, 2355363), (297, 1308535), (495, 785121), (1485, 261707)]