289677892

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2729}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 616412160

約数和(自身を除く): 326734268

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 223, 238, 446, 476, 892, 1561, 2729, 3122, 3791, 5458, 6244, 7582, 10916, 15164, 19103, 26537, 38206, 46393, 53074, 76412, 92786, 106148, 185572, 324751, 608567, 649502, 1217134, 1299004, 2434268, 4259969, 8519938, 10345639, 17039876, 20691278, 41382556, 72419473, 144838946, 289677892]

約数ペア:

[(1, 289677892), (2, 144838946), (4, 72419473), (7, 41382556), (14, 20691278), (17, 17039876), (28, 10345639), (34, 8519938), (68, 4259969), (119, 2434268), (223, 1299004), (238, 1217134), (446, 649502), (476, 608567), (892, 324751), (1561, 185572), (2729, 106148), (3122, 92786), (3791, 76412), (5458, 53074), (6244, 46393), (7582, 38206), (10916, 26537), (15164, 19103)]