204067507

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 255744000

約数和(自身を除く): 51676493

約数列:

[1, 7, 17, 49, 79, 119, 343, 443, 553, 833, 1343, 3101, 3871, 5831, 7531, 9401, 21707, 27097, 34997, 52717, 65807, 151949, 244979, 369019, 460649, 594949, 1714853, 2583133, 4164643, 12003971, 29152501, 204067507]

約数ペア:

[(1, 204067507), (7, 29152501), (17, 12003971), (49, 4164643), (79, 2583133), (119, 1714853), (343, 594949), (443, 460649), (553, 369019), (833, 244979), (1343, 151949), (3101, 65807), (3871, 52717), (5831, 34997), (7531, 27097), (9401, 21707)]