27655565

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 39813120

約数和(自身を除く): 12157555

約数列:

[1, 5, 7, 31, 35, 71, 155, 217, 355, 359, 497, 1085, 1795, 2201, 2485, 2513, 11005, 11129, 12565, 15407, 25489, 55645, 77035, 77903, 127445, 178423, 389515, 790159, 892115, 3950795, 5531113, 27655565]

約数ペア:

[(1, 27655565), (5, 5531113), (7, 3950795), (31, 892115), (35, 790159), (71, 389515), (155, 178423), (217, 127445), (355, 77903), (359, 77035), (497, 55645), (1085, 25489), (1795, 15407), (2201, 12565), (2485, 11129), (2513, 11005)]