281138648

素因数分解:

$2^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{46919}}^1$

素因数の和:47039

約数の個数: 32

約数和(自身を含む): 608083200

約数和(自身を除く): 326944552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 107, 214, 428, 749, 856, 1498, 2996, 5992, 46919, 93838, 187676, 328433, 375352, 656866, 1313732, 2627464, 5020333, 10040666, 20081332, 35142331, 40162664, 70284662, 140569324, 281138648]

約数ペア:

[(1, 281138648), (2, 140569324), (4, 70284662), (7, 40162664), (8, 35142331), (14, 20081332), (28, 10040666), (56, 5020333), (107, 2627464), (214, 1313732), (428, 656866), (749, 375352), (856, 328433), (1498, 187676), (2996, 93838), (5992, 46919)]