212706254

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{12809}}^1$

素因数の和:12872

約数の個数: 24

約数和(自身を含む): 351403920

約数和(自身を除く): 138697666

約数列:

[1, 2, 19, 23, 38, 46, 361, 437, 722, 874, 8303, 12809, 16606, 25618, 243371, 294607, 486742, 589214, 4624049, 5597533, 9248098, 11195066, 106353127, 212706254]

約数ペア:

[(1, 212706254), (2, 106353127), (19, 11195066), (23, 9248098), (38, 5597533), (46, 4624049), (361, 589214), (437, 486742), (722, 294607), (874, 243371), (8303, 25618), (12809, 16606)]