309020305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{947}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 430012800

約数和(自身を除く): 120992495

約数列:

[1, 5, 11, 17, 55, 85, 187, 349, 935, 947, 1745, 3839, 4735, 5933, 10417, 16099, 19195, 29665, 52085, 65263, 80495, 177089, 326315, 330503, 885445, 1652515, 3635533, 5618551, 18177665, 28092755, 61804061, 309020305]

約数ペア:

[(1, 309020305), (5, 61804061), (11, 28092755), (17, 18177665), (55, 5618551), (85, 3635533), (187, 1652515), (349, 885445), (935, 330503), (947, 326315), (1745, 177089), (3839, 80495), (4735, 65263), (5933, 52085), (10417, 29665), (16099, 19195)]