28140084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{111667}}^1$

素因数の和:111684

約数の個数: 36

約数和(自身を含む): 81294304

約数和(自身を除く): 53154220

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 111667, 223334, 335001, 446668, 670002, 781669, 1005003, 1340004, 1563338, 2010006, 2345007, 3126676, 4020012, 4690014, 7035021, 9380028, 14070042, 28140084]

約数ペア:

[(1, 28140084), (2, 14070042), (3, 9380028), (4, 7035021), (6, 4690014), (7, 4020012), (9, 3126676), (12, 2345007), (14, 2010006), (18, 1563338), (21, 1340004), (28, 1005003), (36, 781669), (42, 670002), (63, 446668), (84, 335001), (126, 223334), (252, 111667)]