25801965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 51682176

約数和(自身を除く): 25880211

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 303, 315, 505, 707, 811, 909, 1515, 2121, 2433, 3535, 4055, 4545, 5677, 6363, 7299, 10605, 12165, 17031, 28385, 31815, 36495, 51093, 81911, 85155, 245733, 255465, 409555, 573377, 737199, 1228665, 1720131, 2866885, 3685995, 5160393, 8600655, 25801965]

約数ペア:

[(1, 25801965), (3, 8600655), (5, 5160393), (7, 3685995), (9, 2866885), (15, 1720131), (21, 1228665), (35, 737199), (45, 573377), (63, 409555), (101, 255465), (105, 245733), (303, 85155), (315, 81911), (505, 51093), (707, 36495), (811, 31815), (909, 28385), (1515, 17031), (2121, 12165), (2433, 10605), (3535, 7299), (4055, 6363), (4545, 5677)]