27772655

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 33976800

約数和(自身を除く): 6204145

約数列:

[1, 5, 109, 131, 389, 545, 655, 1945, 14279, 42401, 50959, 71395, 212005, 254795, 5554531, 27772655]

約数ペア:

[(1, 27772655), (5, 5554531), (109, 254795), (131, 212005), (389, 71395), (545, 50959), (655, 42401), (1945, 14279)]