2017601985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{967}}^1$

素因数の和:1654

約数の個数: 64

約数和(自身を含む): 3818225664

約数和(自身を除く): 1800623679

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 641, 651, 967, 1085, 1923, 2901, 3205, 3255, 4487, 4835, 6769, 9615, 13461, 14505, 19871, 20307, 22435, 29977, 33845, 59613, 67305, 89931, 99355, 101535, 139097, 149885, 209839, 298065, 417291, 449655, 619847, 629517, 695485, 1049195, 1859541, 2086455, 3099235, 3147585, 4338929, 9297705, 13016787, 19215257, 21694645, 57645771, 65083935, 96076285, 134506799, 288228855, 403520397, 672533995, 2017601985]

約数ペア:

[(1, 2017601985), (3, 672533995), (5, 403520397), (7, 288228855), (15, 134506799), (21, 96076285), (31, 65083935), (35, 57645771), (93, 21694645), (105, 19215257), (155, 13016787), (217, 9297705), (465, 4338929), (641, 3147585), (651, 3099235), (967, 2086455), (1085, 1859541), (1923, 1049195), (2901, 695485), (3205, 629517), (3255, 619847), (4487, 449655), (4835, 417291), (6769, 298065), (9615, 209839), (13461, 149885), (14505, 139097), (19871, 101535), (20307, 99355), (22435, 89931), (29977, 67305), (33845, 59613)]