77197874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 137437440

約数和(自身を除く): 60239566

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 71, 142, 247, 403, 494, 589, 806, 923, 1178, 1349, 1846, 2201, 2698, 4402, 5041, 7657, 10082, 15314, 17537, 28613, 35074, 41819, 57226, 65533, 83638, 95779, 131066, 156271, 191558, 312542, 543647, 1087294, 1245127, 2031523, 2490254, 2969149, 4063046, 5938298, 38598937, 77197874]

約数ペア:

[(1, 77197874), (2, 38598937), (13, 5938298), (19, 4063046), (26, 2969149), (31, 2490254), (38, 2031523), (62, 1245127), (71, 1087294), (142, 543647), (247, 312542), (403, 191558), (494, 156271), (589, 131066), (806, 95779), (923, 83638), (1178, 65533), (1349, 57226), (1846, 41819), (2201, 35074), (2698, 28613), (4402, 17537), (5041, 15314), (7657, 10082)]