1264891265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{389797}}^1$

素因数の和:389872

約数の個数: 16

約数和(自身を含む): 1683927360

約数和(自身を除く): 419036095

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 389797, 1948985, 4287767, 21438835, 22998023, 114990115, 252978253, 1264891265]

約数ペア:

[(1, 1264891265), (5, 252978253), (11, 114990115), (55, 22998023), (59, 21438835), (295, 4287767), (649, 1948985), (3245, 389797)]