201638479

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:568

約数の個数: 36

約数和(自身を含む): 258285240

約数和(自身を除く): 56646761

約数列:

[1, 7, 17, 29, 49, 119, 203, 289, 491, 493, 833, 1421, 2023, 3437, 3451, 8347, 8381, 14161, 14239, 24059, 24157, 58429, 58667, 99673, 141899, 242063, 409003, 410669, 697711, 993293, 1694441, 4115071, 6953051, 11861087, 28805497, 201638479]

約数ペア:

[(1, 201638479), (7, 28805497), (17, 11861087), (29, 6953051), (49, 4115071), (119, 1694441), (203, 993293), (289, 697711), (491, 410669), (493, 409003), (833, 242063), (1421, 141899), (2023, 99673), (3437, 58667), (3451, 58429), (8347, 24157), (8381, 24059), (14161, 14239)]