981717296

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{81919}}^1$

素因数の和:82041

約数の個数: 40

約数和(自身を含む): 2194145280

約数和(自身を除く): 1212427984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1712, 2996, 5992, 11984, 81919, 163838, 327676, 573433, 655352, 1146866, 1310704, 2293732, 4587464, 8765333, 9174928, 17530666, 35061332, 61357331, 70122664, 122714662, 140245328, 245429324, 490858648, 981717296]

約数ペア:

[(1, 981717296), (2, 490858648), (4, 245429324), (7, 140245328), (8, 122714662), (14, 70122664), (16, 61357331), (28, 35061332), (56, 17530666), (107, 9174928), (112, 8765333), (214, 4587464), (428, 2293732), (749, 1310704), (856, 1146866), (1498, 655352), (1712, 573433), (2996, 327676), (5992, 163838), (11984, 81919)]