217819836

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1811}}^1$

素因数の和:2091

約数の個数: 72

約数和(自身を含む): 595589904

約数和(自身を除く): 377770068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 257, 468, 514, 771, 1028, 1542, 1811, 2313, 3084, 3341, 3622, 4626, 5433, 6682, 7244, 9252, 10023, 10866, 13364, 16299, 20046, 21732, 23543, 30069, 32598, 40092, 47086, 60138, 65196, 70629, 94172, 120276, 141258, 211887, 282516, 423774, 465427, 847548, 930854, 1396281, 1861708, 2792562, 4188843, 5585124, 6050551, 8377686, 12101102, 16755372, 18151653, 24202204, 36303306, 54454959, 72606612, 108909918, 217819836]

約数ペア:

[(1, 217819836), (2, 108909918), (3, 72606612), (4, 54454959), (6, 36303306), (9, 24202204), (12, 18151653), (13, 16755372), (18, 12101102), (26, 8377686), (36, 6050551), (39, 5585124), (52, 4188843), (78, 2792562), (117, 1861708), (156, 1396281), (234, 930854), (257, 847548), (468, 465427), (514, 423774), (771, 282516), (1028, 211887), (1542, 141258), (1811, 120276), (2313, 94172), (3084, 70629), (3341, 65196), (3622, 60138), (4626, 47086), (5433, 40092), (6682, 32598), (7244, 30069), (9252, 23543), (10023, 21732), (10866, 20046), (13364, 16299)]