26401563

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 39237120

約数和(自身を除く): 12835557

約数列:

[1, 3, 9, 71, 79, 213, 237, 523, 639, 711, 1569, 4707, 5609, 16827, 37133, 41317, 50481, 111399, 123951, 334197, 371853, 2933507, 8800521, 26401563]

約数ペア:

[(1, 26401563), (3, 8800521), (9, 2933507), (71, 371853), (79, 334197), (213, 123951), (237, 111399), (523, 50481), (639, 41317), (711, 37133), (1569, 16827), (4707, 5609)]