25458741

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2161}}^1$

素因数の和:2202

約数の個数: 48

約数和(自身を含む): 48567168

約数和(自身を除く): 23108427

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 2161, 3927, 6483, 11781, 15127, 19449, 23771, 36737, 45381, 71313, 110211, 136143, 166397, 213939, 257159, 330633, 404107, 499191, 771477, 1212321, 1497573, 2314431, 2828749, 3636963, 8486247, 25458741]

約数ペア:

[(1, 25458741), (3, 8486247), (7, 3636963), (9, 2828749), (11, 2314431), (17, 1497573), (21, 1212321), (33, 771477), (51, 499191), (63, 404107), (77, 330633), (99, 257159), (119, 213939), (153, 166397), (187, 136143), (231, 110211), (357, 71313), (561, 45381), (693, 36737), (1071, 23771), (1309, 19449), (1683, 15127), (2161, 11781), (3927, 6483)]