23157428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 51206400

約数和(自身を除く): 28048972

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 79, 116, 133, 158, 203, 266, 316, 361, 406, 532, 551, 553, 722, 812, 1102, 1106, 1444, 1501, 2204, 2212, 2291, 2527, 3002, 3857, 4582, 5054, 6004, 7714, 9164, 10108, 10469, 10507, 15428, 16037, 20938, 21014, 28519, 32074, 41876, 42028, 43529, 57038, 64148, 73283, 87058, 114076, 146566, 174116, 199633, 293132, 304703, 399266, 609406, 798532, 827051, 1218812, 1654102, 3308204, 5789357, 11578714, 23157428]

約数ペア:

[(1, 23157428), (2, 11578714), (4, 5789357), (7, 3308204), (14, 1654102), (19, 1218812), (28, 827051), (29, 798532), (38, 609406), (58, 399266), (76, 304703), (79, 293132), (116, 199633), (133, 174116), (158, 146566), (203, 114076), (266, 87058), (316, 73283), (361, 64148), (406, 57038), (532, 43529), (551, 42028), (553, 41876), (722, 32074), (812, 28519), (1102, 21014), (1106, 20938), (1444, 16037), (1501, 15428), (2204, 10507), (2212, 10469), (2291, 10108), (2527, 9164), (3002, 7714), (3857, 6004), (4582, 5054)]