2771982

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:326

約数の個数: 40

約数和(自身を含む): 6324912

約数和(自身を除く): 3552930

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 241, 426, 482, 639, 723, 1278, 1446, 1917, 2169, 3834, 4338, 5751, 6507, 11502, 13014, 17111, 19521, 34222, 39042, 51333, 102666, 153999, 307998, 461997, 923994, 1385991, 2771982]

約数ペア:

[(1, 2771982), (2, 1385991), (3, 923994), (6, 461997), (9, 307998), (18, 153999), (27, 102666), (54, 51333), (71, 39042), (81, 34222), (142, 19521), (162, 17111), (213, 13014), (241, 11502), (426, 6507), (482, 5751), (639, 4338), (723, 3834), (1278, 2169), (1446, 1917)]