291228496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{82361}}^1$

素因数の和:82399

約数の個数: 40

約数和(自身を含む): 643411944

約数和(自身を除く): 352183448

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 82361, 164722, 329444, 658888, 1070693, 1317776, 1400137, 2141386, 2800274, 4282772, 5600548, 8565544, 11201096, 17131088, 18201781, 22402192, 36403562, 72807124, 145614248, 291228496]

約数ペア:

[(1, 291228496), (2, 145614248), (4, 72807124), (8, 36403562), (13, 22402192), (16, 18201781), (17, 17131088), (26, 11201096), (34, 8565544), (52, 5600548), (68, 4282772), (104, 2800274), (136, 2141386), (208, 1400137), (221, 1317776), (272, 1070693), (442, 658888), (884, 329444), (1768, 164722), (3536, 82361)]