20170440213

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{313}}^1\times {\mathrm{3623}}^1$

素因数の和:3975

約数の個数: 72

約数和(自身を含む): 34506771264

約数和(自身を除く): 14336331051

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 231, 313, 363, 539, 847, 939, 1617, 2191, 2541, 3443, 3623, 5929, 6573, 10329, 10869, 15337, 17787, 24101, 25361, 37873, 39853, 46011, 72303, 76083, 113619, 119559, 168707, 177527, 265111, 278971, 438383, 506121, 532581, 795333, 836913, 1133999, 1315149, 1855777, 1952797, 3068681, 3401997, 5567331, 5858391, 7937993, 9206043, 12473989, 21480767, 23813979, 37421967, 55565951, 64442301, 87317923, 137213879, 166697853, 261953769, 411641637, 611225461, 960497153, 1833676383, 2881491459, 6723480071, 20170440213]

約数ペア:

[(1, 20170440213), (3, 6723480071), (7, 2881491459), (11, 1833676383), (21, 960497153), (33, 611225461), (49, 411641637), (77, 261953769), (121, 166697853), (147, 137213879), (231, 87317923), (313, 64442301), (363, 55565951), (539, 37421967), (847, 23813979), (939, 21480767), (1617, 12473989), (2191, 9206043), (2541, 7937993), (3443, 5858391), (3623, 5567331), (5929, 3401997), (6573, 3068681), (10329, 1952797), (10869, 1855777), (15337, 1315149), (17787, 1133999), (24101, 836913), (25361, 795333), (37873, 532581), (39853, 506121), (46011, 438383), (72303, 278971), (76083, 265111), (113619, 177527), (119559, 168707)]