90783999

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 133005600

約数和(自身を除く): 42221601

約数列:

[1, 3, 9, 173, 199, 293, 519, 597, 879, 1557, 1791, 2637, 34427, 50689, 58307, 103281, 152067, 174921, 309843, 456201, 524763, 10087111, 30261333, 90783999]

約数ペア:

[(1, 90783999), (3, 30261333), (9, 10087111), (173, 524763), (199, 456201), (293, 309843), (519, 174921), (597, 152067), (879, 103281), (1557, 58307), (1791, 50689), (2637, 34427)]