25074218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 44561664

約数和(自身を除く): 19487446

約数列:

[1, 2, 13, 17, 26, 34, 47, 71, 94, 142, 221, 289, 442, 578, 611, 799, 923, 1207, 1222, 1598, 1846, 2414, 3337, 3757, 6674, 7514, 10387, 13583, 15691, 20519, 20774, 27166, 31382, 41038, 43381, 56729, 86762, 113458, 176579, 266747, 353158, 533494, 737477, 964393, 1474954, 1928786, 12537109, 25074218]

約数ペア:

[(1, 25074218), (2, 12537109), (13, 1928786), (17, 1474954), (26, 964393), (34, 737477), (47, 533494), (71, 353158), (94, 266747), (142, 176579), (221, 113458), (289, 86762), (442, 56729), (578, 43381), (611, 41038), (799, 31382), (923, 27166), (1207, 20774), (1222, 20519), (1598, 15691), (1846, 13583), (2414, 10387), (3337, 7514), (3757, 6674)]