208673402

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 393030144

約数和(自身を除く): 184356742

約数列:

[1, 2, 7, 14, 17, 34, 53, 71, 106, 119, 142, 233, 238, 371, 466, 497, 742, 901, 994, 1207, 1631, 1802, 2414, 3262, 3763, 3961, 6307, 7526, 7922, 8449, 12349, 12614, 16543, 16898, 24698, 26341, 27727, 33086, 52682, 55454, 63971, 86443, 115801, 127942, 172886, 209933, 231602, 281231, 419866, 447797, 562462, 876779, 895594, 1469531, 1753558, 1968617, 2939062, 3937234, 6137453, 12274906, 14905243, 29810486, 104336701, 208673402]

約数ペア:

[(1, 208673402), (2, 104336701), (7, 29810486), (14, 14905243), (17, 12274906), (34, 6137453), (53, 3937234), (71, 2939062), (106, 1968617), (119, 1753558), (142, 1469531), (233, 895594), (238, 876779), (371, 562462), (466, 447797), (497, 419866), (742, 281231), (901, 231602), (994, 209933), (1207, 172886), (1631, 127942), (1802, 115801), (2414, 86443), (3262, 63971), (3763, 55454), (3961, 52682), (6307, 33086), (7526, 27727), (7922, 26341), (8449, 24698), (12349, 16898), (12614, 16543)]