9769781

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 12960000

約数和(自身を除く): 3190219

約数列:

[1, 7, 17, 19, 29, 119, 133, 149, 203, 323, 493, 551, 1043, 2261, 2533, 2831, 3451, 3857, 4321, 9367, 17731, 19817, 30247, 48127, 65569, 73457, 82099, 336889, 514199, 574693, 1395683, 9769781]

約数ペア:

[(1, 9769781), (7, 1395683), (17, 574693), (19, 514199), (29, 336889), (119, 82099), (133, 73457), (149, 65569), (203, 48127), (323, 30247), (493, 19817), (551, 17731), (1043, 9367), (2261, 4321), (2533, 3857), (2831, 3451)]