30917187

素因数分解:

$3^3\times 7^2\times {\mathrm{23369}}^1$

素因数の和:23392

約数の個数: 24

約数和(自身を含む): 53283600

約数和(自身を除く): 22366413

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 23369, 70107, 163583, 210321, 490749, 630963, 1145081, 1472247, 3435243, 4416741, 10305729, 30917187]

約数ペア:

[(1, 30917187), (3, 10305729), (7, 4416741), (9, 3435243), (21, 1472247), (27, 1145081), (49, 630963), (63, 490749), (147, 210321), (189, 163583), (441, 70107), (1323, 23369)]