25670547

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 18428013

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1913, 1917, 4473, 5739, 13391, 13419, 17217, 40173, 51651, 120519, 135823, 361557, 407469, 950761, 1222407, 2852283, 3667221, 8556849, 25670547]

約数ペア:

[(1, 25670547), (3, 8556849), (7, 3667221), (9, 2852283), (21, 1222407), (27, 950761), (63, 407469), (71, 361557), (189, 135823), (213, 120519), (497, 51651), (639, 40173), (1491, 17217), (1913, 13419), (1917, 13391), (4473, 5739)]