211327765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2861}}^1$

素因数の和:2973

約数の個数: 32

約数和(自身を含む): 296732160

約数和(自身を除く): 85404395

約数列:

[1, 5, 11, 17, 55, 79, 85, 187, 395, 869, 935, 1343, 2861, 4345, 6715, 14305, 14773, 31471, 48637, 73865, 157355, 226019, 243185, 535007, 1130095, 2486209, 2675035, 3842323, 12431045, 19211615, 42265553, 211327765]

約数ペア:

[(1, 211327765), (5, 42265553), (11, 19211615), (17, 12431045), (55, 3842323), (79, 2675035), (85, 2486209), (187, 1130095), (395, 535007), (869, 243185), (935, 226019), (1343, 157355), (2861, 73865), (4345, 48637), (6715, 31471), (14305, 14773)]