25899489

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 50150880

約数和(自身を除く): 24251391

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 99, 133, 147, 171, 209, 231, 281, 399, 441, 539, 627, 693, 843, 931, 1197, 1463, 1617, 1881, 1967, 2529, 2793, 3091, 4389, 4851, 5339, 5901, 8379, 9273, 10241, 13167, 13769, 16017, 17703, 21637, 27819, 30723, 37373, 41307, 48051, 58729, 64911, 92169, 112119, 123921, 151459, 176187, 194733, 261611, 336357, 411103, 454377, 528561, 784833, 1233309, 1363131, 2354499, 2877721, 3699927, 8633163, 25899489]

約数ペア:

[(1, 25899489), (3, 8633163), (7, 3699927), (9, 2877721), (11, 2354499), (19, 1363131), (21, 1233309), (33, 784833), (49, 528561), (57, 454377), (63, 411103), (77, 336357), (99, 261611), (133, 194733), (147, 176187), (171, 151459), (209, 123921), (231, 112119), (281, 92169), (399, 64911), (441, 58729), (539, 48051), (627, 41307), (693, 37373), (843, 30723), (931, 27819), (1197, 21637), (1463, 17703), (1617, 16017), (1881, 13769), (1967, 13167), (2529, 10241), (2793, 9273), (3091, 8379), (4389, 5901), (4851, 5339)]