2287809

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 3687840

約数和(自身を除く): 1400031

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 787, 969, 2361, 2907, 7083, 13379, 14953, 40137, 44859, 120411, 134577, 254201, 762603, 2287809]

約数ペア:

[(1, 2287809), (3, 762603), (9, 254201), (17, 134577), (19, 120411), (51, 44859), (57, 40137), (153, 14953), (171, 13379), (323, 7083), (787, 2907), (969, 2361)]