869871387

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 1474560000

約数和(自身を除く): 604688613

約数列:

[1, 3, 7, 11, 21, 33, 77, 127, 149, 199, 231, 381, 447, 597, 889, 1043, 1393, 1397, 1639, 2189, 2667, 3129, 4179, 4191, 4917, 6567, 9779, 11473, 15323, 18923, 25273, 29337, 29651, 34419, 45969, 56769, 75819, 88953, 132461, 176911, 207557, 208153, 278003, 326161, 397383, 530733, 622671, 624459, 834009, 978483, 1457071, 1946021, 2283127, 3765677, 4371213, 5838063, 6849381, 11297031, 26359739, 41422447, 79079217, 124267341, 289957129, 869871387]

約数ペア:

[(1, 869871387), (3, 289957129), (7, 124267341), (11, 79079217), (21, 41422447), (33, 26359739), (77, 11297031), (127, 6849381), (149, 5838063), (199, 4371213), (231, 3765677), (381, 2283127), (447, 1946021), (597, 1457071), (889, 978483), (1043, 834009), (1393, 624459), (1397, 622671), (1639, 530733), (2189, 397383), (2667, 326161), (3129, 278003), (4179, 208153), (4191, 207557), (4917, 176911), (6567, 132461), (9779, 88953), (11473, 75819), (15323, 56769), (18923, 45969), (25273, 34419), (29337, 29651)]