205803513

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43391}}^1$

素因数の和:43445

約数の個数: 24

約数和(自身を含む): 324919296

約数和(自身を除く): 119115783

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 43391, 130173, 390519, 737647, 1345121, 2212941, 4035363, 6638823, 12106089, 22867057, 68601171, 205803513]

約数ペア:

[(1, 205803513), (3, 68601171), (9, 22867057), (17, 12106089), (31, 6638823), (51, 4035363), (93, 2212941), (153, 1345121), (279, 737647), (527, 390519), (1581, 130173), (4743, 43391)]