339977404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 656631360

約数和(自身を除く): 316653956

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 281, 439, 562, 689, 878, 1124, 1378, 1756, 2756, 3653, 5707, 7306, 11414, 14612, 14893, 22828, 23267, 29786, 46534, 59572, 93068, 123359, 193609, 246718, 302471, 387218, 493436, 604942, 774436, 1209884, 1603667, 3207334, 6414668, 6538027, 13076054, 26152108, 84994351, 169988702, 339977404]

約数ペア:

[(1, 339977404), (2, 169988702), (4, 84994351), (13, 26152108), (26, 13076054), (52, 6538027), (53, 6414668), (106, 3207334), (212, 1603667), (281, 1209884), (439, 774436), (562, 604942), (689, 493436), (878, 387218), (1124, 302471), (1378, 246718), (1756, 193609), (2756, 123359), (3653, 93068), (5707, 59572), (7306, 46534), (11414, 29786), (14612, 23267), (14893, 22828)]