27685575

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4243}}^1$

素因数の和:4288

約数の個数: 36

約数和(自身を含む): 51309960

約数和(自身を除く): 23624385

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 4243, 6525, 12729, 21215, 38187, 63645, 106075, 123047, 190935, 318225, 369141, 615235, 954675, 1107423, 1845705, 3076175, 5537115, 9228525, 27685575]

約数ペア:

[(1, 27685575), (3, 9228525), (5, 5537115), (9, 3076175), (15, 1845705), (25, 1107423), (29, 954675), (45, 615235), (75, 369141), (87, 318225), (145, 190935), (225, 123047), (261, 106075), (435, 63645), (725, 38187), (1305, 21215), (2175, 12729), (4243, 6525)]