201410643

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 313265664

約数和(自身を除く): 111855021

約数列:

[1, 3, 7, 21, 67, 201, 257, 469, 557, 771, 1407, 1671, 1799, 3899, 5397, 11697, 17219, 37319, 51657, 111957, 120533, 143149, 261233, 361599, 429447, 783699, 1002043, 3006129, 9590983, 28772949, 67136881, 201410643]

約数ペア:

[(1, 201410643), (3, 67136881), (7, 28772949), (21, 9590983), (67, 3006129), (201, 1002043), (257, 783699), (469, 429447), (557, 361599), (771, 261233), (1407, 143149), (1671, 120533), (1799, 111957), (3899, 51657), (5397, 37319), (11697, 17219)]