26209701

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 45252480

約数和(自身を除く): 19042779

約数列:

[1, 3, 7, 9, 21, 41, 63, 73, 123, 139, 219, 287, 369, 417, 511, 657, 861, 973, 1251, 1533, 2583, 2919, 2993, 4599, 5699, 8757, 8979, 10147, 17097, 20951, 26937, 30441, 39893, 51291, 62853, 71029, 91323, 119679, 188559, 213087, 359037, 416027, 639261, 1248081, 2912189, 3744243, 8736567, 26209701]

約数ペア:

[(1, 26209701), (3, 8736567), (7, 3744243), (9, 2912189), (21, 1248081), (41, 639261), (63, 416027), (73, 359037), (123, 213087), (139, 188559), (219, 119679), (287, 91323), (369, 71029), (417, 62853), (511, 51291), (657, 39893), (861, 30441), (973, 26937), (1251, 20951), (1533, 17097), (2583, 10147), (2919, 8979), (2993, 8757), (4599, 5699)]