25273935

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 45995040

約数和(自身を除く): 20721105

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 107, 145, 181, 261, 321, 435, 535, 543, 905, 963, 1305, 1605, 1629, 2715, 3103, 4815, 5249, 8145, 9309, 15515, 15747, 19367, 26245, 27927, 46545, 47241, 58101, 78735, 96835, 139635, 174303, 236205, 290505, 561643, 871515, 1684929, 2808215, 5054787, 8424645, 25273935]

約数ペア:

[(1, 25273935), (3, 8424645), (5, 5054787), (9, 2808215), (15, 1684929), (29, 871515), (45, 561643), (87, 290505), (107, 236205), (145, 174303), (181, 139635), (261, 96835), (321, 78735), (435, 58101), (535, 47241), (543, 46545), (905, 27927), (963, 26245), (1305, 19367), (1605, 15747), (1629, 15515), (2715, 9309), (3103, 8145), (4815, 5249)]