987075551

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 1292021280

約数和(自身を除く): 304945729

約数列:

[1, 7, 11, 49, 53, 77, 109, 317, 371, 539, 583, 763, 1199, 2219, 2597, 3487, 4081, 5341, 5777, 8393, 15533, 16801, 24409, 28567, 34553, 40439, 58751, 63547, 117607, 170863, 184811, 241871, 283073, 380083, 444829, 823249, 1293677, 1693097, 1831309, 2660581, 3113803, 9055739, 12819163, 18624067, 20144399, 89734141, 141010793, 987075551]

約数ペア:

[(1, 987075551), (7, 141010793), (11, 89734141), (49, 20144399), (53, 18624067), (77, 12819163), (109, 9055739), (317, 3113803), (371, 2660581), (539, 1831309), (583, 1693097), (763, 1293677), (1199, 823249), (2219, 444829), (2597, 380083), (3487, 283073), (4081, 241871), (5341, 184811), (5777, 170863), (8393, 117607), (15533, 63547), (16801, 58751), (24409, 40439), (28567, 34553)]