72168663

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 113344000

約数和(自身を除く): 41175337

約数列:

[1, 3, 7, 21, 43, 129, 229, 301, 349, 687, 903, 1047, 1603, 2443, 4809, 7329, 9847, 15007, 29541, 45021, 68929, 79921, 105049, 206787, 239763, 315147, 559447, 1678341, 3436603, 10309809, 24056221, 72168663]

約数ペア:

[(1, 72168663), (3, 24056221), (7, 10309809), (21, 3436603), (43, 1678341), (129, 559447), (229, 315147), (301, 239763), (349, 206787), (687, 105049), (903, 79921), (1047, 68929), (1603, 45021), (2443, 29541), (4809, 15007), (7329, 9847)]