489020917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{14533}}^1$

素因数の和:14593

約数の個数: 32

約数和(自身を含む): 669726720

約数和(自身を除く): 180705803

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 3059, 4807, 14533, 33649, 101731, 159863, 276127, 334259, 1119041, 1932889, 2339813, 3037397, 3676849, 6350921, 21261779, 25737943, 44456447, 69860131, 489020917]

約数ペア:

[(1, 489020917), (7, 69860131), (11, 44456447), (19, 25737943), (23, 21261779), (77, 6350921), (133, 3676849), (161, 3037397), (209, 2339813), (253, 1932889), (437, 1119041), (1463, 334259), (1771, 276127), (3059, 159863), (4807, 101731), (14533, 33649)]