12207965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 18779904

約数和(自身を除く): 6571939

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 857, 1295, 2035, 2849, 4285, 5999, 9427, 14245, 29995, 31709, 47135, 65989, 158545, 221963, 329945, 348799, 1109815, 1743995, 2441593, 12207965]

約数ペア:

[(1, 12207965), (5, 2441593), (7, 1743995), (11, 1109815), (35, 348799), (37, 329945), (55, 221963), (77, 158545), (185, 65989), (259, 47135), (385, 31709), (407, 29995), (857, 14245), (1295, 9427), (2035, 5999), (2849, 4285)]