251015574

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{401}}^1$

素因数の和:478

約数の個数: 72

約数和(自身を含む): 564248808

約数和(自身を除く): 313233234

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 289, 323, 361, 401, 578, 646, 722, 802, 867, 969, 1083, 1203, 1734, 1938, 2166, 2406, 5491, 6137, 6817, 7619, 10982, 12274, 13634, 15238, 16473, 18411, 20451, 22857, 32946, 36822, 40902, 45714, 104329, 115889, 129523, 144761, 208658, 231778, 259046, 289522, 312987, 347667, 388569, 434283, 625974, 695334, 777138, 868566, 2201891, 2460937, 4403782, 4921874, 6605673, 7382811, 13211346, 14765622, 41835929, 83671858, 125507787, 251015574]

約数ペア:

[(1, 251015574), (2, 125507787), (3, 83671858), (6, 41835929), (17, 14765622), (19, 13211346), (34, 7382811), (38, 6605673), (51, 4921874), (57, 4403782), (102, 2460937), (114, 2201891), (289, 868566), (323, 777138), (361, 695334), (401, 625974), (578, 434283), (646, 388569), (722, 347667), (802, 312987), (867, 289522), (969, 259046), (1083, 231778), (1203, 208658), (1734, 144761), (1938, 129523), (2166, 115889), (2406, 104329), (5491, 45714), (6137, 40902), (6817, 36822), (7619, 32946), (10982, 22857), (12274, 20451), (13634, 18411), (15238, 16473)]