2178719088

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{498791}}^1$

素因数の和:498822

約数の個数: 80

約数和(自身を含む): 6927223296

約数和(自身を除く): 4748504208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 498791, 997582, 1496373, 1995164, 2992746, 3491537, 3990328, 5985492, 6484283, 6983074, 7980656, 10474611, 11970984, 12968566, 13966148, 19452849, 20949222, 23941968, 25937132, 27932296, 38905698, 41898444, 45389981, 51874264, 55864592, 77811396, 83796888, 90779962, 103748528, 136169943, 155622792, 167593776, 181559924, 272339886, 311245584, 363119848, 544679772, 726239696, 1089359544, 2178719088]

約数ペア:

[(1, 2178719088), (2, 1089359544), (3, 726239696), (4, 544679772), (6, 363119848), (7, 311245584), (8, 272339886), (12, 181559924), (13, 167593776), (14, 155622792), (16, 136169943), (21, 103748528), (24, 90779962), (26, 83796888), (28, 77811396), (39, 55864592), (42, 51874264), (48, 45389981), (52, 41898444), (56, 38905698), (78, 27932296), (84, 25937132), (91, 23941968), (104, 20949222), (112, 19452849), (156, 13966148), (168, 12968566), (182, 11970984), (208, 10474611), (273, 7980656), (312, 6983074), (336, 6484283), (364, 5985492), (546, 3990328), (624, 3491537), (728, 2992746), (1092, 1995164), (1456, 1496373), (2184, 997582), (4368, 498791)]