215422479

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{607}}^1\times {\mathrm{839}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 318689280

約数和(自身を除く): 103266801

約数列:

[1, 3, 9, 47, 141, 423, 607, 839, 1821, 2517, 5463, 7551, 28529, 39433, 85587, 118299, 256761, 354897, 509273, 1527819, 4583457, 23935831, 71807493, 215422479]

約数ペア:

[(1, 215422479), (3, 71807493), (9, 23935831), (47, 4583457), (141, 1527819), (423, 509273), (607, 354897), (839, 256761), (1821, 118299), (2517, 85587), (5463, 39433), (7551, 28529)]