2139723

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 3449600

約数和(自身を除く): 1309877

約数列:

[1, 3, 9, 19, 27, 43, 57, 97, 129, 171, 291, 387, 513, 817, 873, 1161, 1843, 2451, 2619, 4171, 5529, 7353, 12513, 16587, 22059, 37539, 49761, 79249, 112617, 237747, 713241, 2139723]

約数ペア:

[(1, 2139723), (3, 713241), (9, 237747), (19, 112617), (27, 79249), (43, 49761), (57, 37539), (97, 22059), (129, 16587), (171, 12513), (291, 7353), (387, 5529), (513, 4171), (817, 2619), (873, 2451), (1161, 1843)]