661076649

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{23311}}^1$

素因数の和:23477

約数の個数: 24

約数和(自身を含む): 1003721472

約数和(自身を除く): 342644823

約数列:

[1, 3, 9, 23, 69, 137, 207, 411, 1233, 3151, 9453, 23311, 28359, 69933, 209799, 536153, 1608459, 3193607, 4825377, 9580821, 28742463, 73452961, 220358883, 661076649]

約数ペア:

[(1, 661076649), (3, 220358883), (9, 73452961), (23, 28742463), (69, 9580821), (137, 4825377), (207, 3193607), (411, 1608459), (1233, 536153), (3151, 209799), (9453, 69933), (23311, 28359)]