199931067

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 357593600

約数和(自身を除く): 157662533

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 79, 119, 139, 153, 237, 289, 357, 417, 553, 711, 867, 973, 1071, 1251, 1343, 1659, 2023, 2363, 2601, 2919, 4029, 4977, 6069, 7089, 8757, 9401, 10981, 12087, 16541, 18207, 21267, 22831, 28203, 32943, 40171, 49623, 68493, 76867, 84609, 98829, 120513, 148869, 159817, 186677, 205479, 230601, 281197, 361539, 479451, 560031, 691803, 843591, 1306739, 1438353, 1680093, 2530773, 3173509, 3920217, 9520527, 11760651, 22214563, 28561581, 66643689, 199931067]

約数ペア:

[(1, 199931067), (3, 66643689), (7, 28561581), (9, 22214563), (17, 11760651), (21, 9520527), (51, 3920217), (63, 3173509), (79, 2530773), (119, 1680093), (139, 1438353), (153, 1306739), (237, 843591), (289, 691803), (357, 560031), (417, 479451), (553, 361539), (711, 281197), (867, 230601), (973, 205479), (1071, 186677), (1251, 159817), (1343, 148869), (1659, 120513), (2023, 98829), (2363, 84609), (2601, 76867), (2919, 68493), (4029, 49623), (4977, 40171), (6069, 32943), (7089, 28203), (8757, 22831), (9401, 21267), (10981, 18207), (12087, 16541)]