172039221

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{35999}}^1$

素因数の和:36070

約数の個数: 20

約数和(自身を含む): 261360000

約数和(自身を除く): 89320779

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 35999, 107997, 323991, 971973, 2123941, 2915919, 6371823, 19115469, 57346407, 172039221]

約数ペア:

[(1, 172039221), (3, 57346407), (9, 19115469), (27, 6371823), (59, 2915919), (81, 2123941), (177, 971973), (531, 323991), (1593, 107997), (4779, 35999)]