388617845

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{27281}}^1$

素因数の和:27341

約数の個数: 32

約数和(自身を含む): 597148416

約数和(自身を除く): 208530571

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 1295, 2035, 2849, 14245, 27281, 136405, 190967, 300091, 954835, 1009397, 1500455, 2100637, 5046985, 7065779, 10503185, 11103367, 35328895, 55516835, 77723569, 388617845]

約数ペア:

[(1, 388617845), (5, 77723569), (7, 55516835), (11, 35328895), (35, 11103367), (37, 10503185), (55, 7065779), (77, 5046985), (185, 2100637), (259, 1500455), (385, 1009397), (407, 954835), (1295, 300091), (2035, 190967), (2849, 136405), (14245, 27281)]