245715426

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{1117}}^1$

素因数の和:1248

約数の個数: 72

約数和(自身を含む): 591504732

約数和(自身を除く): 345789306

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 101, 121, 198, 202, 242, 303, 363, 606, 726, 909, 1089, 1111, 1117, 1818, 2178, 2222, 2234, 3333, 3351, 6666, 6702, 9999, 10053, 12221, 12287, 19998, 20106, 24442, 24574, 36663, 36861, 73326, 73722, 109989, 110583, 112817, 135157, 219978, 221166, 225634, 270314, 338451, 405471, 676902, 810942, 1015353, 1216413, 1240987, 2030706, 2432826, 2481974, 3722961, 7445922, 11168883, 13650857, 22337766, 27301714, 40952571, 81905142, 122857713, 245715426]

約数ペア:

[(1, 245715426), (2, 122857713), (3, 81905142), (6, 40952571), (9, 27301714), (11, 22337766), (18, 13650857), (22, 11168883), (33, 7445922), (66, 3722961), (99, 2481974), (101, 2432826), (121, 2030706), (198, 1240987), (202, 1216413), (242, 1015353), (303, 810942), (363, 676902), (606, 405471), (726, 338451), (909, 270314), (1089, 225634), (1111, 221166), (1117, 219978), (1818, 135157), (2178, 112817), (2222, 110583), (2234, 109989), (3333, 73722), (3351, 73326), (6666, 36861), (6702, 36663), (9999, 24574), (10053, 24442), (12221, 20106), (12287, 19998)]