1219916159

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{18617}}^1$

素因数の和:18695

約数の個数: 32

約数和(自身を含む): 1630043136

約数和(自身を除く): 410126977

約数列:

[1, 7, 11, 23, 37, 77, 161, 253, 259, 407, 851, 1771, 2849, 5957, 9361, 18617, 65527, 130319, 204787, 428191, 688829, 1433509, 2997337, 4710101, 4821803, 7577119, 15843067, 32970707, 53039833, 110901469, 174273737, 1219916159]

約数ペア:

[(1, 1219916159), (7, 174273737), (11, 110901469), (23, 53039833), (37, 32970707), (77, 15843067), (161, 7577119), (253, 4821803), (259, 4710101), (407, 2997337), (851, 1433509), (1771, 688829), (2849, 428191), (5957, 204787), (9361, 130319), (18617, 65527)]