25748433

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 39312000

約数和(自身を除く): 13563567

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 2099, 4089, 6297, 12267, 18891, 60871, 98653, 182613, 295959, 547839, 887877, 2860937, 8582811, 25748433]

約数ペア:

[(1, 25748433), (3, 8582811), (9, 2860937), (29, 887877), (47, 547839), (87, 295959), (141, 182613), (261, 98653), (423, 60871), (1363, 18891), (2099, 12267), (4089, 6297)]