68312139

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4877}}^1$

素因数の和:4939

約数の個数: 32

約数和(自身を含む): 112389120

約数和(自身を除く): 44076981

約数列:

[1, 3, 7, 21, 23, 29, 69, 87, 161, 203, 483, 609, 667, 2001, 4669, 4877, 14007, 14631, 34139, 102417, 112171, 141433, 336513, 424299, 785197, 990031, 2355591, 2970093, 3252959, 9758877, 22770713, 68312139]

約数ペア:

[(1, 68312139), (3, 22770713), (7, 9758877), (21, 3252959), (23, 2970093), (29, 2355591), (69, 990031), (87, 785197), (161, 424299), (203, 336513), (483, 141433), (609, 112171), (667, 102417), (2001, 34139), (4669, 14631), (4877, 14007)]