1990342298

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{3547}}^1$

素因数の和:3974

約数の個数: 32

約数和(自身を含む): 3448656000

約数和(自身を除く): 1458313702

約数列:

[1, 2, 7, 14, 149, 269, 298, 538, 1043, 1883, 2086, 3547, 3766, 7094, 24829, 40081, 49658, 80162, 280567, 528503, 561134, 954143, 1057006, 1908286, 3699521, 6679001, 7399042, 13358002, 142167307, 284334614, 995171149, 1990342298]

約数ペア:

[(1, 1990342298), (2, 995171149), (7, 284334614), (14, 142167307), (149, 13358002), (269, 7399042), (298, 6679001), (538, 3699521), (1043, 1908286), (1883, 1057006), (2086, 954143), (3547, 561134), (3766, 528503), (7094, 280567), (24829, 80162), (40081, 49658)]