25194741

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 42006720

約数和(自身を除く): 16811979

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 121, 143, 209, 247, 281, 363, 429, 627, 741, 843, 1573, 2299, 2717, 3091, 3653, 4719, 5339, 6897, 8151, 9273, 10959, 16017, 29887, 34001, 40183, 58729, 69407, 89661, 102003, 120549, 176187, 208221, 442013, 646019, 763477, 1326039, 1938057, 2290431, 8398247, 25194741]

約数ペア:

[(1, 25194741), (3, 8398247), (11, 2290431), (13, 1938057), (19, 1326039), (33, 763477), (39, 646019), (57, 442013), (121, 208221), (143, 176187), (209, 120549), (247, 102003), (281, 89661), (363, 69407), (429, 58729), (627, 40183), (741, 34001), (843, 29887), (1573, 16017), (2299, 10959), (2717, 9273), (3091, 8151), (3653, 6897), (4719, 5339)]