8905085

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 12832512

約数和(自身を除く): 3927427

約数列:

[1, 5, 7, 35, 43, 61, 97, 215, 301, 305, 427, 485, 679, 1505, 2135, 2623, 3395, 4171, 5917, 13115, 18361, 20855, 29197, 29585, 41419, 91805, 145985, 207095, 254431, 1272155, 1781017, 8905085]

約数ペア:

[(1, 8905085), (5, 1781017), (7, 1272155), (35, 254431), (43, 207095), (61, 145985), (97, 91805), (215, 41419), (301, 29585), (305, 29197), (427, 20855), (485, 18361), (679, 13115), (1505, 5917), (2135, 4171), (2623, 3395)]