13984551

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1708

約数の個数: 36

約数和(自身を含む): 24749400

約数和(自身を除く): 10764849

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 1669, 2793, 5007, 8379, 11683, 15021, 31711, 35049, 81781, 95133, 105147, 221977, 245343, 285399, 665931, 736029, 1553839, 1997793, 4661517, 13984551]

約数ペア:

[(1, 13984551), (3, 4661517), (7, 1997793), (9, 1553839), (19, 736029), (21, 665931), (49, 285399), (57, 245343), (63, 221977), (133, 105147), (147, 95133), (171, 81781), (399, 35049), (441, 31711), (931, 15021), (1197, 11683), (1669, 8379), (2793, 5007)]