80451531

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{30931}}^1$

素因数の和:30971

約数の個数: 18

約数和(自身を含む): 123449612

約数和(自身を除く): 42998081

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 30931, 92793, 278379, 525827, 1577481, 4732443, 8939059, 26817177, 80451531]

約数ペア:

[(1, 80451531), (3, 26817177), (9, 8939059), (17, 4732443), (51, 1577481), (153, 525827), (289, 278379), (867, 92793), (2601, 30931)]