199277824

素因数分解:

$2^8\times {\mathrm{43}}^2\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 54

約数和(自身を含む): 408210306

約数和(自身を除く): 208932482

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 421, 688, 842, 1376, 1684, 1849, 2752, 3368, 3698, 5504, 6736, 7396, 11008, 13472, 14792, 18103, 26944, 29584, 36206, 53888, 59168, 72412, 107776, 118336, 144824, 236672, 289648, 473344, 579296, 778429, 1158592, 1556858, 2317184, 3113716, 4634368, 6227432, 12454864, 24909728, 49819456, 99638912, 199277824]

約数ペア:

[(1, 199277824), (2, 99638912), (4, 49819456), (8, 24909728), (16, 12454864), (32, 6227432), (43, 4634368), (64, 3113716), (86, 2317184), (128, 1556858), (172, 1158592), (256, 778429), (344, 579296), (421, 473344), (688, 289648), (842, 236672), (1376, 144824), (1684, 118336), (1849, 107776), (2752, 72412), (3368, 59168), (3698, 53888), (5504, 36206), (6736, 29584), (7396, 26944), (11008, 18103), (13472, 14792)]