31303874

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1451}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 56871936

約数和(自身を除く): 25568062

約数列:

[1, 2, 7, 14, 23, 46, 67, 134, 161, 322, 469, 938, 1451, 1541, 2902, 3082, 10157, 10787, 20314, 21574, 33373, 66746, 97217, 194434, 233611, 467222, 680519, 1361038, 2235991, 4471982, 15651937, 31303874]

約数ペア:

[(1, 31303874), (2, 15651937), (7, 4471982), (14, 2235991), (23, 1361038), (46, 680519), (67, 467222), (134, 233611), (161, 194434), (322, 97217), (469, 66746), (938, 33373), (1451, 21574), (1541, 20314), (2902, 10787), (3082, 10157)]