154533987

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:905

約数の個数: 40

約数和(自身を含む): 243413280

約数和(自身を除く): 88879293

約数列:

[1, 3, 9, 23, 27, 69, 81, 109, 207, 327, 621, 761, 981, 1863, 2283, 2507, 2943, 6849, 7521, 8829, 17503, 20547, 22563, 52509, 61641, 67689, 82949, 157527, 203067, 248847, 472581, 746541, 1417743, 1907827, 2239623, 5723481, 6718869, 17170443, 51511329, 154533987]

約数ペア:

[(1, 154533987), (3, 51511329), (9, 17170443), (23, 6718869), (27, 5723481), (69, 2239623), (81, 1907827), (109, 1417743), (207, 746541), (327, 472581), (621, 248847), (761, 203067), (981, 157527), (1863, 82949), (2283, 67689), (2507, 61641), (2943, 52509), (6849, 22563), (7521, 20547), (8829, 17503)]