987468

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 2499840

約数和(自身を除く): 1512372

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 71, 76, 114, 122, 142, 183, 213, 228, 244, 284, 366, 426, 732, 852, 1159, 1349, 2318, 2698, 3477, 4047, 4331, 4636, 5396, 6954, 8094, 8662, 12993, 13908, 16188, 17324, 25986, 51972, 82289, 164578, 246867, 329156, 493734, 987468]

約数ペア:

[(1, 987468), (2, 493734), (3, 329156), (4, 246867), (6, 164578), (12, 82289), (19, 51972), (38, 25986), (57, 17324), (61, 16188), (71, 13908), (76, 12993), (114, 8662), (122, 8094), (142, 6954), (183, 5396), (213, 4636), (228, 4331), (244, 4047), (284, 3477), (366, 2698), (426, 2318), (732, 1349), (852, 1159)]