25854231

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 42900480

約数和(自身を除く): 17046249

約数列:

[1, 3, 13, 19, 23, 37, 39, 41, 57, 69, 111, 123, 247, 299, 437, 481, 533, 703, 741, 779, 851, 897, 943, 1311, 1443, 1517, 1599, 2109, 2337, 2553, 2829, 4551, 5681, 9139, 10127, 11063, 12259, 16169, 17043, 17917, 19721, 27417, 28823, 30381, 33189, 34891, 36777, 48507, 53751, 59163, 86469, 104673, 210197, 232921, 374699, 453583, 630591, 662929, 698763, 1124097, 1360749, 1988787, 8618077, 25854231]

約数ペア:

[(1, 25854231), (3, 8618077), (13, 1988787), (19, 1360749), (23, 1124097), (37, 698763), (39, 662929), (41, 630591), (57, 453583), (69, 374699), (111, 232921), (123, 210197), (247, 104673), (299, 86469), (437, 59163), (481, 53751), (533, 48507), (703, 36777), (741, 34891), (779, 33189), (851, 30381), (897, 28823), (943, 27417), (1311, 19721), (1443, 17917), (1517, 17043), (1599, 16169), (2109, 12259), (2337, 11063), (2553, 10127), (2829, 9139), (4551, 5681)]