258691244

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2731}}^1$

素因数の和:2958

約数の個数: 48

約数和(自身を含む): 550771200

約数和(自身を除く): 292079956

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 199, 238, 398, 476, 796, 1393, 2731, 2786, 3383, 5462, 5572, 6766, 10924, 13532, 19117, 23681, 38234, 46427, 47362, 76468, 92854, 94724, 185708, 324989, 543469, 649978, 1086938, 1299956, 2173876, 3804283, 7608566, 9238973, 15217132, 18477946, 36955892, 64672811, 129345622, 258691244]

約数ペア:

[(1, 258691244), (2, 129345622), (4, 64672811), (7, 36955892), (14, 18477946), (17, 15217132), (28, 9238973), (34, 7608566), (68, 3804283), (119, 2173876), (199, 1299956), (238, 1086938), (398, 649978), (476, 543469), (796, 324989), (1393, 185708), (2731, 94724), (2786, 92854), (3383, 76468), (5462, 47362), (5572, 46427), (6766, 38234), (10924, 23681), (13532, 19117)]