1645353

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 28

約数和(自身を含む): 2575108

約数和(自身を除く): 929755

約数列:

[1, 3, 9, 27, 37, 61, 81, 111, 183, 243, 333, 549, 729, 999, 1647, 2257, 2997, 4941, 6771, 8991, 14823, 20313, 26973, 44469, 60939, 182817, 548451, 1645353]

約数ペア:

[(1, 1645353), (3, 548451), (9, 182817), (27, 60939), (37, 44469), (61, 26973), (81, 20313), (111, 14823), (183, 8991), (243, 6771), (333, 4941), (549, 2997), (729, 2257), (999, 1647)]