12299721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 20072448

約数和(自身を除く): 7772727

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 263, 357, 393, 789, 917, 1841, 2227, 2751, 4471, 5523, 6681, 13413, 15589, 31297, 34453, 46767, 93891, 103359, 241171, 585701, 723513, 1757103, 4099907, 12299721]

約数ペア:

[(1, 12299721), (3, 4099907), (7, 1757103), (17, 723513), (21, 585701), (51, 241171), (119, 103359), (131, 93891), (263, 46767), (357, 34453), (393, 31297), (789, 15589), (917, 13413), (1841, 6681), (2227, 5523), (2751, 4471)]