211621886

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1277}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 393368400

約数和(自身を除く): 181746514

約数列:

[1, 2, 7, 14, 19, 38, 49, 89, 98, 133, 178, 266, 623, 931, 1246, 1277, 1691, 1862, 2554, 3382, 4361, 8722, 8939, 11837, 17878, 23674, 24263, 48526, 62573, 82859, 113653, 125146, 165718, 169841, 227306, 339682, 795571, 1188887, 1591142, 2159407, 2377774, 4318814, 5568997, 11137994, 15115849, 30231698, 105810943, 211621886]

約数ペア:

[(1, 211621886), (2, 105810943), (7, 30231698), (14, 15115849), (19, 11137994), (38, 5568997), (49, 4318814), (89, 2377774), (98, 2159407), (133, 1591142), (178, 1188887), (266, 795571), (623, 339682), (931, 227306), (1246, 169841), (1277, 165718), (1691, 125146), (1862, 113653), (2554, 82859), (3382, 62573), (4361, 48526), (8722, 24263), (8939, 23674), (11837, 17878)]