156780477

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 280966400

約数和(自身を除く): 124185923

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 79, 109, 119, 153, 237, 289, 327, 357, 553, 711, 763, 867, 981, 1071, 1343, 1659, 1853, 2023, 2289, 2601, 4029, 4977, 5559, 6069, 6867, 8611, 9401, 12087, 12971, 16677, 18207, 22831, 25833, 28203, 31501, 38913, 60277, 68493, 77499, 84609, 94503, 116739, 146387, 159817, 180831, 205479, 220507, 283509, 439161, 479451, 542493, 661521, 1024709, 1317483, 1438353, 1984563, 2488579, 3074127, 7465737, 9222381, 17420053, 22397211, 52260159, 156780477]

約数ペア:

[(1, 156780477), (3, 52260159), (7, 22397211), (9, 17420053), (17, 9222381), (21, 7465737), (51, 3074127), (63, 2488579), (79, 1984563), (109, 1438353), (119, 1317483), (153, 1024709), (237, 661521), (289, 542493), (327, 479451), (357, 439161), (553, 283509), (711, 220507), (763, 205479), (867, 180831), (981, 159817), (1071, 146387), (1343, 116739), (1659, 94503), (1853, 84609), (2023, 77499), (2289, 68493), (2601, 60277), (4029, 38913), (4977, 31501), (5559, 28203), (6069, 25833), (6867, 22831), (8611, 18207), (9401, 16677), (12087, 12971)]