221728296

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{214853}}^1$

素因数の和:214905

約数の個数: 32

約数和(自身を含む): 567214560

約数和(自身を除く): 345486264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 214853, 429706, 644559, 859412, 1289118, 1718824, 2578236, 5156472, 9238679, 18477358, 27716037, 36954716, 55432074, 73909432, 110864148, 221728296]

約数ペア:

[(1, 221728296), (2, 110864148), (3, 73909432), (4, 55432074), (6, 36954716), (8, 27716037), (12, 18477358), (24, 9238679), (43, 5156472), (86, 2578236), (129, 1718824), (172, 1289118), (258, 859412), (344, 644559), (516, 429706), (1032, 214853)]