12720498

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{883}}^1$

素因数の和:916

約数の個数: 40

約数和(自身を含む): 29713008

約数和(自身を除く): 16992510

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 883, 1029, 1766, 2058, 2401, 2649, 4802, 5298, 6181, 7203, 12362, 14406, 18543, 37086, 43267, 86534, 129801, 259602, 302869, 605738, 908607, 1817214, 2120083, 4240166, 6360249, 12720498]

約数ペア:

[(1, 12720498), (2, 6360249), (3, 4240166), (6, 2120083), (7, 1817214), (14, 908607), (21, 605738), (42, 302869), (49, 259602), (98, 129801), (147, 86534), (294, 43267), (343, 37086), (686, 18543), (883, 14406), (1029, 12362), (1766, 7203), (2058, 6181), (2401, 5298), (2649, 4802)]