211672494808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1999}}^1\times {\mathrm{778597}}^1$

素因数の和:780619

約数の個数: 32

約数和(自身を含む): 420442920000

約数和(自身を除く): 208770425192

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1999, 3998, 7996, 15992, 33983, 67966, 135932, 271864, 778597, 1557194, 3114388, 6228776, 13236149, 26472298, 52944596, 105889192, 1556415403, 3112830806, 6225661612, 12451323224, 26459061851, 52918123702, 105836247404, 211672494808]

約数ペア:

[(1, 211672494808), (2, 105836247404), (4, 52918123702), (8, 26459061851), (17, 12451323224), (34, 6225661612), (68, 3112830806), (136, 1556415403), (1999, 105889192), (3998, 52944596), (7996, 26472298), (15992, 13236149), (33983, 6228776), (67966, 3114388), (135932, 1557194), (271864, 778597)]