25490457

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{5521}}^1$

素因数の和:5555

約数の個数: 24

約数和(自身を含む): 40200160

約数和(自身を除く): 14709703

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 5521, 16563, 49689, 104899, 149067, 314697, 447201, 944091, 1341603, 2832273, 8496819, 25490457]

約数ペア:

[(1, 25490457), (3, 8496819), (9, 2832273), (19, 1341603), (27, 944091), (57, 447201), (81, 314697), (171, 149067), (243, 104899), (513, 49689), (1539, 16563), (4617, 5521)]