26245555

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 12323405

約数列:

[1, 5, 7, 19, 35, 61, 95, 133, 305, 427, 647, 665, 1159, 2135, 3235, 4529, 5795, 8113, 12293, 22645, 39467, 40565, 61465, 86051, 197335, 276269, 430255, 749873, 1381345, 3749365, 5249111, 26245555]

約数ペア:

[(1, 26245555), (5, 5249111), (7, 3749365), (19, 1381345), (35, 749873), (61, 430255), (95, 276269), (133, 197335), (305, 86051), (427, 61465), (647, 40565), (665, 39467), (1159, 22645), (2135, 12293), (3235, 8113), (4529, 5795)]