1297163008

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1097}}^1$

素因数の和:1293

約数の個数: 72

約数和(自身を含む): 2693174400

約数和(自身を除く): 1396011392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 149, 248, 256, 298, 496, 596, 992, 1097, 1192, 1984, 2194, 2384, 3968, 4388, 4619, 4768, 7936, 8776, 9238, 9536, 17552, 18476, 19072, 34007, 35104, 36952, 38144, 68014, 70208, 73904, 136028, 140416, 147808, 163453, 272056, 280832, 295616, 326906, 544112, 591232, 653812, 1088224, 1182464, 1307624, 2176448, 2615248, 4352896, 5067043, 5230496, 8705792, 10134086, 10460992, 20268172, 20921984, 40536344, 41843968, 81072688, 162145376, 324290752, 648581504, 1297163008]

約数ペア:

[(1, 1297163008), (2, 648581504), (4, 324290752), (8, 162145376), (16, 81072688), (31, 41843968), (32, 40536344), (62, 20921984), (64, 20268172), (124, 10460992), (128, 10134086), (149, 8705792), (248, 5230496), (256, 5067043), (298, 4352896), (496, 2615248), (596, 2176448), (992, 1307624), (1097, 1182464), (1192, 1088224), (1984, 653812), (2194, 591232), (2384, 544112), (3968, 326906), (4388, 295616), (4619, 280832), (4768, 272056), (7936, 163453), (8776, 147808), (9238, 140416), (9536, 136028), (17552, 73904), (18476, 70208), (19072, 68014), (34007, 38144), (35104, 36952)]