206289655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 308883456

約数和(自身を除く): 102593801

約数列:

[1, 5, 11, 13, 31, 41, 55, 65, 143, 155, 205, 227, 341, 403, 451, 533, 715, 1135, 1271, 1705, 2015, 2255, 2497, 2665, 2951, 4433, 5863, 6355, 7037, 9307, 12485, 13981, 14755, 16523, 22165, 29315, 32461, 35185, 46535, 69905, 77407, 82615, 91481, 102377, 120991, 162305, 181753, 288517, 387035, 457405, 511885, 604955, 908765, 1006291, 1330901, 1442585, 3173687, 3750721, 5031455, 6654505, 15868435, 18753605, 41257931, 206289655]

約数ペア:

[(1, 206289655), (5, 41257931), (11, 18753605), (13, 15868435), (31, 6654505), (41, 5031455), (55, 3750721), (65, 3173687), (143, 1442585), (155, 1330901), (205, 1006291), (227, 908765), (341, 604955), (403, 511885), (451, 457405), (533, 387035), (715, 288517), (1135, 181753), (1271, 162305), (1705, 120991), (2015, 102377), (2255, 91481), (2497, 82615), (2665, 77407), (2951, 69905), (4433, 46535), (5863, 35185), (6355, 32461), (7037, 29315), (9307, 22165), (12485, 16523), (13981, 14755)]