1221495392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{30271}}^1$

素因数の和:30391

約数の個数: 48

約数和(自身を含む): 2616590592

約数和(自身を除く): 1395095200

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 97, 104, 194, 208, 388, 416, 776, 1261, 1552, 2522, 3104, 5044, 10088, 20176, 30271, 40352, 60542, 121084, 242168, 393523, 484336, 787046, 968672, 1574092, 2936287, 3148184, 5872574, 6296368, 11745148, 12592736, 23490296, 38171731, 46980592, 76343462, 93961184, 152686924, 305373848, 610747696, 1221495392]

約数ペア:

[(1, 1221495392), (2, 610747696), (4, 305373848), (8, 152686924), (13, 93961184), (16, 76343462), (26, 46980592), (32, 38171731), (52, 23490296), (97, 12592736), (104, 11745148), (194, 6296368), (208, 5872574), (388, 3148184), (416, 2936287), (776, 1574092), (1261, 968672), (1552, 787046), (2522, 484336), (3104, 393523), (5044, 242168), (10088, 121084), (20176, 60542), (30271, 40352)]