61128921

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{11239}}^1$

素因数の和:11293

約数の個数: 24

約数和(自身を含む): 97383360

約数和(自身を除く): 36254439

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 11239, 33717, 78673, 236019, 415843, 550711, 1247529, 1652133, 2910901, 8732703, 20376307, 61128921]

約数ペア:

[(1, 61128921), (3, 20376307), (7, 8732703), (21, 2910901), (37, 1652133), (49, 1247529), (111, 550711), (147, 415843), (259, 236019), (777, 78673), (1813, 33717), (5439, 11239)]