39969747

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 61248000

約数和(自身を除く): 21278253

約数列:

[1, 3, 9, 27, 43, 129, 173, 199, 387, 519, 597, 1161, 1557, 1791, 4671, 5373, 7439, 8557, 22317, 25671, 34427, 66951, 77013, 103281, 200853, 231039, 309843, 929529, 1480361, 4441083, 13323249, 39969747]

約数ペア:

[(1, 39969747), (3, 13323249), (9, 4441083), (27, 1480361), (43, 929529), (129, 309843), (173, 231039), (199, 200853), (387, 103281), (519, 77013), (597, 66951), (1161, 34427), (1557, 25671), (1791, 22317), (4671, 8557), (5373, 7439)]