201291951

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 341452800

約数和(自身を除く): 140160849

約数列:

[1, 3, 7, 17, 21, 37, 49, 51, 111, 119, 147, 259, 311, 343, 357, 629, 777, 833, 933, 1029, 1813, 1887, 2177, 2499, 4403, 5287, 5439, 5831, 6531, 11507, 12691, 13209, 15239, 15861, 17493, 30821, 34521, 37009, 38073, 45717, 80549, 92463, 106673, 111027, 195619, 215747, 241647, 259063, 320019, 563843, 586857, 647241, 777189, 1369333, 1691529, 1813441, 3946901, 4107999, 5440323, 9585331, 11840703, 28755993, 67097317, 201291951]

約数ペア:

[(1, 201291951), (3, 67097317), (7, 28755993), (17, 11840703), (21, 9585331), (37, 5440323), (49, 4107999), (51, 3946901), (111, 1813441), (119, 1691529), (147, 1369333), (259, 777189), (311, 647241), (343, 586857), (357, 563843), (629, 320019), (777, 259063), (833, 241647), (933, 215747), (1029, 195619), (1813, 111027), (1887, 106673), (2177, 92463), (2499, 80549), (4403, 45717), (5287, 38073), (5439, 37009), (5831, 34521), (6531, 30821), (11507, 17493), (12691, 15861), (13209, 15239)]