28641855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10211}}^1$

素因数の和:10247

約数の個数: 32

約数和(自身を含む): 52939008

約数和(自身を除く): 24297153

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 10211, 30633, 51055, 112321, 153165, 173587, 336963, 520761, 561605, 867935, 1684815, 1909457, 2603805, 5728371, 9547285, 28641855]

約数ペア:

[(1, 28641855), (3, 9547285), (5, 5728371), (11, 2603805), (15, 1909457), (17, 1684815), (33, 867935), (51, 561605), (55, 520761), (85, 336963), (165, 173587), (187, 153165), (255, 112321), (561, 51055), (935, 30633), (2805, 10211)]