25780545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{27281}}^1$

素因数の和:27302

約数の個数: 32

約数和(自身を含む): 52381440

約数和(自身を除く): 26600895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 27281, 81843, 136405, 190967, 245529, 409215, 572901, 736587, 954835, 1227645, 1718703, 2864505, 3682935, 5156109, 8593515, 25780545]

約数ペア:

[(1, 25780545), (3, 8593515), (5, 5156109), (7, 3682935), (9, 2864505), (15, 1718703), (21, 1227645), (27, 954835), (35, 736587), (45, 572901), (63, 409215), (105, 245529), (135, 190967), (189, 136405), (315, 81843), (945, 27281)]