28860069

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10333}}^1$

素因数の和:10369

約数の個数: 24

約数和(自身を含む): 47123040

約数和(自身を除く): 18262971

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 10333, 30999, 72331, 196327, 216993, 506317, 588981, 1374289, 1518951, 4122867, 9620023, 28860069]

約数ペア:

[(1, 28860069), (3, 9620023), (7, 4122867), (19, 1518951), (21, 1374289), (49, 588981), (57, 506317), (133, 216993), (147, 196327), (399, 72331), (931, 30999), (2793, 10333)]