68579091

素因数分解:

$3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{4139}}^1$

素因数の和:4415

約数の個数: 24

約数和(自身を含む): 113667840

約数和(自身を除く): 45088749

約数列:

[1, 3, 7, 9, 21, 63, 263, 789, 1841, 2367, 4139, 5523, 12417, 16569, 28973, 37251, 86919, 260757, 1088557, 3265671, 7619899, 9797013, 22859697, 68579091]

約数ペア:

[(1, 68579091), (3, 22859697), (7, 9797013), (9, 7619899), (21, 3265671), (63, 1088557), (263, 260757), (789, 86919), (1841, 37251), (2367, 28973), (4139, 16569), (5523, 12417)]