215752149

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{349}}^1\times {\mathrm{461}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 315315000

約数和(自身を除く): 99562851

約数列:

[1, 3, 9, 149, 349, 447, 461, 1047, 1341, 1383, 3141, 4149, 52001, 68689, 156003, 160889, 206067, 468009, 482667, 618201, 1448001, 23972461, 71917383, 215752149]

約数ペア:

[(1, 215752149), (3, 71917383), (9, 23972461), (149, 1448001), (349, 618201), (447, 482667), (461, 468009), (1047, 206067), (1341, 160889), (1383, 156003), (3141, 68689), (4149, 52001)]