9985995

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 17865120

約数和(自身を除く): 7879125

約数列:

[1, 3, 5, 9, 15, 45, 53, 79, 159, 237, 265, 395, 477, 711, 795, 1185, 2385, 2809, 3555, 4187, 8427, 12561, 14045, 20935, 25281, 37683, 42135, 62805, 126405, 188415, 221911, 665733, 1109555, 1997199, 3328665, 9985995]

約数ペア:

[(1, 9985995), (3, 3328665), (5, 1997199), (9, 1109555), (15, 665733), (45, 221911), (53, 188415), (79, 126405), (159, 62805), (237, 42135), (265, 37683), (395, 25281), (477, 20935), (711, 14045), (795, 12561), (1185, 8427), (2385, 4187), (2809, 3555)]