197985006

素因数分解:

$2^1\times 3^3\times {\mathrm{173}}^1\times {\mathrm{21193}}^1$

素因数の和:21377

約数の個数: 32

約数和(自身を含む): 442530720

約数和(自身を除く): 244545714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 173, 346, 519, 1038, 1557, 3114, 4671, 9342, 21193, 42386, 63579, 127158, 190737, 381474, 572211, 1144422, 3666389, 7332778, 10999167, 21998334, 32997501, 65995002, 98992503, 197985006]

約数ペア:

[(1, 197985006), (2, 98992503), (3, 65995002), (6, 32997501), (9, 21998334), (18, 10999167), (27, 7332778), (54, 3666389), (173, 1144422), (346, 572211), (519, 381474), (1038, 190737), (1557, 127158), (3114, 63579), (4671, 42386), (9342, 21193)]