159721551

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{179261}}^1$

素因数の和:179284

約数の個数: 20

約数和(自身を含む): 260288424

約数和(自身を除く): 100566873

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 179261, 537783, 1613349, 1971871, 4840047, 5915613, 14520141, 17746839, 53240517, 159721551]

約数ペア:

[(1, 159721551), (3, 53240517), (9, 17746839), (11, 14520141), (27, 5915613), (33, 4840047), (81, 1971871), (99, 1613349), (297, 537783), (891, 179261)]