213467870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277231}}^1$

素因数の和:277256

約数の個数: 32

約数和(自身を含む): 479056896

約数和(自身を除く): 265589026

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 277231, 554462, 1386155, 1940617, 2772310, 3049541, 3881234, 6099082, 9703085, 15247705, 19406170, 21346787, 30495410, 42693574, 106733935, 213467870]

約数ペア:

[(1, 213467870), (2, 106733935), (5, 42693574), (7, 30495410), (10, 21346787), (11, 19406170), (14, 15247705), (22, 9703085), (35, 6099082), (55, 3881234), (70, 3049541), (77, 2772310), (110, 1940617), (154, 1386155), (385, 554462), (770, 277231)]