991327008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31387}}^1$

素因数の和:31454

約数の個数: 96

約数和(自身を含む): 3037353984

約数和(自身を除く): 2046026976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 84, 94, 96, 112, 141, 168, 188, 224, 282, 329, 336, 376, 564, 658, 672, 752, 987, 1128, 1316, 1504, 1974, 2256, 2632, 3948, 4512, 5264, 7896, 10528, 15792, 31387, 31584, 62774, 94161, 125548, 188322, 219709, 251096, 376644, 439418, 502192, 659127, 753288, 878836, 1004384, 1318254, 1475189, 1506576, 1757672, 2636508, 2950378, 3013152, 3515344, 4425567, 5273016, 5900756, 7030688, 8851134, 10326323, 10546032, 11801512, 17702268, 20652646, 21092064, 23603024, 30978969, 35404536, 41305292, 47206048, 61957938, 70809072, 82610584, 123915876, 141618144, 165221168, 247831752, 330442336, 495663504, 991327008]

約数ペア:

[(1, 991327008), (2, 495663504), (3, 330442336), (4, 247831752), (6, 165221168), (7, 141618144), (8, 123915876), (12, 82610584), (14, 70809072), (16, 61957938), (21, 47206048), (24, 41305292), (28, 35404536), (32, 30978969), (42, 23603024), (47, 21092064), (48, 20652646), (56, 17702268), (84, 11801512), (94, 10546032), (96, 10326323), (112, 8851134), (141, 7030688), (168, 5900756), (188, 5273016), (224, 4425567), (282, 3515344), (329, 3013152), (336, 2950378), (376, 2636508), (564, 1757672), (658, 1506576), (672, 1475189), (752, 1318254), (987, 1004384), (1128, 878836), (1316, 753288), (1504, 659127), (1974, 502192), (2256, 439418), (2632, 376644), (3948, 251096), (4512, 219709), (5264, 188322), (7896, 125548), (10528, 94161), (15792, 62774), (31387, 31584)]