164020941

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{4049}}^1$

素因数の和:4705

約数の個数: 24

約数和(自身を含む): 271252800

約数和(自身を除く): 107231859

約数列:

[1, 3, 7, 9, 21, 63, 643, 1929, 4049, 4501, 5787, 12147, 13503, 28343, 36441, 40509, 85029, 255087, 2603507, 7810521, 18224549, 23431563, 54673647, 164020941]

約数ペア:

[(1, 164020941), (3, 54673647), (7, 23431563), (9, 18224549), (21, 7810521), (63, 2603507), (643, 255087), (1929, 85029), (4049, 40509), (4501, 36441), (5787, 28343), (12147, 13503)]