404586828

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{8431}}^1$

素因数の和:8515

約数の個数: 72

約数和(自身を含む): 1080375296

約数和(自身を除く): 675788468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 774, 1116, 1333, 1548, 2666, 3999, 5332, 7998, 8431, 11997, 15996, 16862, 23994, 25293, 33724, 47988, 50586, 75879, 101172, 151758, 261361, 303516, 362533, 522722, 725066, 784083, 1045444, 1087599, 1450132, 1568166, 2175198, 2352249, 3136332, 3262797, 4350396, 4704498, 6525594, 9408996, 11238523, 13051188, 22477046, 33715569, 44954092, 67431138, 101146707, 134862276, 202293414, 404586828]

約数ペア:

[(1, 404586828), (2, 202293414), (3, 134862276), (4, 101146707), (6, 67431138), (9, 44954092), (12, 33715569), (18, 22477046), (31, 13051188), (36, 11238523), (43, 9408996), (62, 6525594), (86, 4704498), (93, 4350396), (124, 3262797), (129, 3136332), (172, 2352249), (186, 2175198), (258, 1568166), (279, 1450132), (372, 1087599), (387, 1045444), (516, 784083), (558, 725066), (774, 522722), (1116, 362533), (1333, 303516), (1548, 261361), (2666, 151758), (3999, 101172), (5332, 75879), (7998, 50586), (8431, 47988), (11997, 33724), (15996, 25293), (16862, 23994)]