1138221777

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{7687}}^1$

素因数の和:8349

約数の個数: 32

約数和(自身を含む): 1895307264

約数和(自身を除く): 757085487

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 641, 1923, 4487, 7051, 7687, 13461, 21153, 23061, 49357, 53809, 84557, 148071, 161427, 253671, 591899, 1775697, 4927367, 14782101, 34491569, 54201037, 103474707, 162603111, 379407259, 1138221777]

約数ペア:

[(1, 1138221777), (3, 379407259), (7, 162603111), (11, 103474707), (21, 54201037), (33, 34491569), (77, 14782101), (231, 4927367), (641, 1775697), (1923, 591899), (4487, 253671), (7051, 161427), (7687, 148071), (13461, 84557), (21153, 53809), (23061, 49357)]