197739828

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 596598912

約数和(自身を除く): 398859084

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 71, 78, 99, 117, 132, 142, 143, 156, 198, 213, 234, 284, 286, 396, 426, 429, 468, 541, 572, 639, 781, 852, 858, 923, 1082, 1278, 1287, 1562, 1623, 1716, 1846, 2164, 2343, 2556, 2574, 2769, 3124, 3246, 3692, 4686, 4869, 5148, 5538, 5951, 6492, 7029, 7033, 8307, 9372, 9738, 10153, 11076, 11902, 14058, 14066, 16614, 17853, 19476, 20306, 21099, 23804, 28116, 28132, 30459, 33228, 35706, 38411, 40612, 42198, 53559, 60918, 63297, 71412, 76822, 77363, 84396, 91377, 107118, 115233, 121836, 126594, 153644, 154726, 182754, 214236, 230466, 232089, 253188, 309452, 345699, 365508, 422521, 460932, 464178, 499343, 691398, 696267, 845042, 928356, 998686, 1267563, 1382796, 1392534, 1498029, 1690084, 1997372, 2535126, 2785068, 2996058, 3802689, 4494087, 5070252, 5492773, 5992116, 7605378, 8988174, 10985546, 15210756, 16478319, 17976348, 21971092, 32956638, 49434957, 65913276, 98869914, 197739828]

約数ペア:

[(1, 197739828), (2, 98869914), (3, 65913276), (4, 49434957), (6, 32956638), (9, 21971092), (11, 17976348), (12, 16478319), (13, 15210756), (18, 10985546), (22, 8988174), (26, 7605378), (33, 5992116), (36, 5492773), (39, 5070252), (44, 4494087), (52, 3802689), (66, 2996058), (71, 2785068), (78, 2535126), (99, 1997372), (117, 1690084), (132, 1498029), (142, 1392534), (143, 1382796), (156, 1267563), (198, 998686), (213, 928356), (234, 845042), (284, 696267), (286, 691398), (396, 499343), (426, 464178), (429, 460932), (468, 422521), (541, 365508), (572, 345699), (639, 309452), (781, 253188), (852, 232089), (858, 230466), (923, 214236), (1082, 182754), (1278, 154726), (1287, 153644), (1562, 126594), (1623, 121836), (1716, 115233), (1846, 107118), (2164, 91377), (2343, 84396), (2556, 77363), (2574, 76822), (2769, 71412), (3124, 63297), (3246, 60918), (3692, 53559), (4686, 42198), (4869, 40612), (5148, 38411), (5538, 35706), (5951, 33228), (6492, 30459), (7029, 28132), (7033, 28116), (8307, 23804), (9372, 21099), (9738, 20306), (10153, 19476), (11076, 17853), (11902, 16614), (14058, 14066)]