128280657

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{25931}}^1$

素因数の和:26048

約数の個数: 16

約数和(自身を含む): 182976192

約数和(自身を除く): 54695535

約数列:

[1, 3, 17, 51, 97, 291, 1649, 4947, 25931, 77793, 440827, 1322481, 2515307, 7545921, 42760219, 128280657]

約数ペア:

[(1, 128280657), (3, 42760219), (17, 7545921), (51, 2515307), (97, 1322481), (291, 440827), (1649, 77793), (4947, 25931)]