139882016

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 281454264

約数和(自身を除く): 141572248

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 233, 257, 292, 466, 514, 584, 932, 1028, 1168, 1864, 2056, 2336, 3728, 4112, 7456, 8224, 17009, 18761, 34018, 37522, 59881, 68036, 75044, 119762, 136072, 150088, 239524, 272144, 300176, 479048, 544288, 600352, 958096, 1916192, 4371313, 8742626, 17485252, 34970504, 69941008, 139882016]

約数ペア:

[(1, 139882016), (2, 69941008), (4, 34970504), (8, 17485252), (16, 8742626), (32, 4371313), (73, 1916192), (146, 958096), (233, 600352), (257, 544288), (292, 479048), (466, 300176), (514, 272144), (584, 239524), (932, 150088), (1028, 136072), (1168, 119762), (1864, 75044), (2056, 68036), (2336, 59881), (3728, 37522), (4112, 34018), (7456, 18761), (8224, 17009)]