199011568

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{43}}^2$

素因数の和:163

約数の個数: 90

約数和(自身を含む): 466177752

約数和(自身を除く): 267166184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 43, 56, 62, 86, 112, 124, 172, 217, 248, 301, 344, 434, 496, 602, 688, 868, 961, 1204, 1333, 1736, 1849, 1922, 2408, 2666, 3472, 3698, 3844, 4816, 5332, 6727, 7396, 7688, 9331, 10664, 12943, 13454, 14792, 15376, 18662, 21328, 25886, 26908, 29584, 37324, 41323, 51772, 53816, 57319, 74648, 82646, 103544, 107632, 114638, 149296, 165292, 207088, 229276, 289261, 330584, 401233, 458552, 578522, 661168, 802466, 917104, 1157044, 1604932, 1776889, 2314088, 3209864, 3553778, 4628176, 6419728, 7107556, 12438223, 14215112, 24876446, 28430224, 49752892, 99505784, 199011568]

約数ペア:

[(1, 199011568), (2, 99505784), (4, 49752892), (7, 28430224), (8, 24876446), (14, 14215112), (16, 12438223), (28, 7107556), (31, 6419728), (43, 4628176), (56, 3553778), (62, 3209864), (86, 2314088), (112, 1776889), (124, 1604932), (172, 1157044), (217, 917104), (248, 802466), (301, 661168), (344, 578522), (434, 458552), (496, 401233), (602, 330584), (688, 289261), (868, 229276), (961, 207088), (1204, 165292), (1333, 149296), (1736, 114638), (1849, 107632), (1922, 103544), (2408, 82646), (2666, 74648), (3472, 57319), (3698, 53816), (3844, 51772), (4816, 41323), (5332, 37324), (6727, 29584), (7396, 26908), (7688, 25886), (9331, 21328), (10664, 18662), (12943, 15376), (13454, 14792)]