28742988

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{140897}}^1$

素因数の和:140921

約数の個数: 24

約数和(自身を含む): 71012592

約数和(自身を除く): 42269604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 140897, 281794, 422691, 563588, 845382, 1690764, 2395249, 4790498, 7185747, 9580996, 14371494, 28742988]

約数ペア:

[(1, 28742988), (2, 14371494), (3, 9580996), (4, 7185747), (6, 4790498), (12, 2395249), (17, 1690764), (34, 845382), (51, 563588), (68, 422691), (102, 281794), (204, 140897)]