1291036719

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{170299}}^1$

素因数の和:170347

約数の個数: 24

約数和(自身を含む): 2076297600

約数和(自身を除く): 785260881

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 170299, 510897, 1192093, 3235681, 3576279, 9707043, 22649767, 61477939, 67949301, 184433817, 430345573, 1291036719]

約数ペア:

[(1, 1291036719), (3, 430345573), (7, 184433817), (19, 67949301), (21, 61477939), (57, 22649767), (133, 9707043), (361, 3576279), (399, 3235681), (1083, 1192093), (2527, 510897), (7581, 170299)]