16672863

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{421}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 22875776

約数和(自身を除く): 6202913

約数列:

[1, 3, 43, 129, 307, 421, 921, 1263, 13201, 18103, 39603, 54309, 129247, 387741, 5557621, 16672863]

約数ペア:

[(1, 16672863), (3, 5557621), (43, 387741), (129, 129247), (307, 54309), (421, 39603), (921, 18103), (1263, 13201)]