123117536

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{997}}^1$

素因数の和:1251

約数の個数: 48

約数和(自身を含む): 258034896

約数和(自身を除く): 134917360

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 227, 272, 454, 544, 908, 997, 1816, 1994, 3632, 3859, 3988, 7264, 7718, 7976, 15436, 15952, 16949, 30872, 31904, 33898, 61744, 67796, 123488, 135592, 226319, 271184, 452638, 542368, 905276, 1810552, 3621104, 3847423, 7242208, 7694846, 15389692, 30779384, 61558768, 123117536]

約数ペア:

[(1, 123117536), (2, 61558768), (4, 30779384), (8, 15389692), (16, 7694846), (17, 7242208), (32, 3847423), (34, 3621104), (68, 1810552), (136, 905276), (227, 542368), (272, 452638), (454, 271184), (544, 226319), (908, 135592), (997, 123488), (1816, 67796), (1994, 61744), (3632, 33898), (3859, 31904), (3988, 30872), (7264, 16949), (7718, 15952), (7976, 15436)]