28480734

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^2\times {\mathrm{487}}^1$

素因数の和:539

約数の個数: 60

約数和(自身を含む): 67491864

約数和(自身を除く): 39011130

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 361, 487, 513, 722, 974, 1026, 1083, 1461, 1539, 2166, 2922, 3078, 3249, 4383, 6498, 8766, 9253, 9747, 13149, 18506, 19494, 26298, 27759, 29241, 39447, 55518, 58482, 78894, 83277, 166554, 175807, 249831, 351614, 499662, 527421, 749493, 1054842, 1498986, 1582263, 3164526, 4746789, 9493578, 14240367, 28480734]

約数ペア:

[(1, 28480734), (2, 14240367), (3, 9493578), (6, 4746789), (9, 3164526), (18, 1582263), (19, 1498986), (27, 1054842), (38, 749493), (54, 527421), (57, 499662), (81, 351614), (114, 249831), (162, 175807), (171, 166554), (342, 83277), (361, 78894), (487, 58482), (513, 55518), (722, 39447), (974, 29241), (1026, 27759), (1083, 26298), (1461, 19494), (1539, 18506), (2166, 13149), (2922, 9747), (3078, 9253), (3249, 8766), (4383, 6498)]