199971783

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{3877}}^1$

素因数の和:4415

約数の個数: 24

約数和(自身を含む): 315793296

約数和(自身を除く): 115821513

約数列:

[1, 3, 9, 11, 33, 99, 521, 1563, 3877, 4689, 5731, 11631, 17193, 34893, 42647, 51579, 127941, 383823, 2019917, 6059751, 18179253, 22219087, 66657261, 199971783]

約数ペア:

[(1, 199971783), (3, 66657261), (9, 22219087), (11, 18179253), (33, 6059751), (99, 2019917), (521, 383823), (1563, 127941), (3877, 51579), (4689, 42647), (5731, 34893), (11631, 17193)]