27731241

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:555

約数の個数: 40

約数和(自身を含む): 44876480

約数和(自身を除く): 17145239

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 111, 171, 333, 487, 513, 703, 999, 1461, 1539, 2109, 2997, 4383, 6327, 9253, 13149, 18019, 18981, 27759, 39447, 54057, 56943, 83277, 162171, 249831, 342361, 486513, 749493, 1027083, 1459539, 3081249, 9243747, 27731241]

約数ペア:

[(1, 27731241), (3, 9243747), (9, 3081249), (19, 1459539), (27, 1027083), (37, 749493), (57, 486513), (81, 342361), (111, 249831), (171, 162171), (333, 83277), (487, 56943), (513, 54057), (703, 39447), (999, 27759), (1461, 18981), (1539, 18019), (2109, 13149), (2997, 9253), (4383, 6327)]