55563327

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{40351}}^1$

素因数の和:40380

約数の個数: 20

約数和(自身を含む): 87886656

約数和(自身を除く): 32323329

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 40351, 121053, 363159, 685967, 1089477, 2057901, 3268431, 6173703, 18521109, 55563327]

約数ペア:

[(1, 55563327), (3, 18521109), (9, 6173703), (17, 3268431), (27, 2057901), (51, 1089477), (81, 685967), (153, 363159), (459, 121053), (1377, 40351)]