25787307

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1601}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 43061760

約数和(自身を除く): 17274453

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 1601, 2301, 4803, 5369, 11207, 16107, 20813, 33621, 62439, 94459, 145691, 283377, 437073, 661213, 1227967, 1983639, 3683901, 8595769, 25787307]

約数ペア:

[(1, 25787307), (3, 8595769), (7, 3683901), (13, 1983639), (21, 1227967), (39, 661213), (59, 437073), (91, 283377), (177, 145691), (273, 94459), (413, 62439), (767, 33621), (1239, 20813), (1601, 16107), (2301, 11207), (4803, 5369)]