388804815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2749}}^1$

素因数の和:3216

約数の個数: 48

約数和(自身を含む): 772200000

約数和(自身を除く): 383395185

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 449, 1347, 2245, 2749, 3143, 4041, 6735, 8247, 9429, 13745, 15715, 19243, 20205, 24741, 28287, 41235, 47145, 57729, 96215, 123705, 141435, 173187, 288645, 865935, 1234301, 3702903, 6171505, 8640107, 11108709, 18514515, 25920321, 43200535, 55543545, 77760963, 129601605, 388804815]

約数ペア:

[(1, 388804815), (3, 129601605), (5, 77760963), (7, 55543545), (9, 43200535), (15, 25920321), (21, 18514515), (35, 11108709), (45, 8640107), (63, 6171505), (105, 3702903), (315, 1234301), (449, 865935), (1347, 288645), (2245, 173187), (2749, 141435), (3143, 123705), (4041, 96215), (6735, 57729), (8247, 47145), (9429, 41235), (13745, 28287), (15715, 24741), (19243, 20205)]