27843417

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3323}}^1$

素因数の和:3362

約数の個数: 36

約数和(自身を含む): 49261680

約数和(自身を除く): 21418263

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 3323, 8379, 9969, 23261, 29907, 63137, 69783, 162827, 189411, 209349, 441959, 488481, 568233, 1325877, 1465443, 3093713, 3977631, 9281139, 27843417]

約数ペア:

[(1, 27843417), (3, 9281139), (7, 3977631), (9, 3093713), (19, 1465443), (21, 1325877), (49, 568233), (57, 488481), (63, 441959), (133, 209349), (147, 189411), (171, 162827), (399, 69783), (441, 63137), (931, 29907), (1197, 23261), (2793, 9969), (3323, 8379)]