51575909

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 72067968

約数和(自身を除く): 20492059

約数列:

[1, 7, 11, 17, 31, 41, 77, 119, 187, 217, 287, 341, 451, 527, 697, 961, 1271, 1309, 2387, 3157, 3689, 4879, 5797, 6727, 7667, 8897, 10571, 13981, 16337, 21607, 39401, 40579, 53669, 73997, 97867, 114359, 151249, 179707, 237677, 275807, 433411, 669817, 1257949, 1663739, 3033877, 4688719, 7367987, 51575909]

約数ペア:

[(1, 51575909), (7, 7367987), (11, 4688719), (17, 3033877), (31, 1663739), (41, 1257949), (77, 669817), (119, 433411), (187, 275807), (217, 237677), (287, 179707), (341, 151249), (451, 114359), (527, 97867), (697, 73997), (961, 53669), (1271, 40579), (1309, 39401), (2387, 21607), (3157, 16337), (3689, 13981), (4879, 10571), (5797, 8897), (6727, 7667)]