212179702928

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{308400731}}^1$

素因数の和:308400782

約数の個数: 20

約数和(自身を含む): 420658598448

約数和(自身を除く): 208478895520

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 308400731, 616801462, 1233602924, 2467205848, 4934411696, 13261231433, 26522462866, 53044925732, 106089851464, 212179702928]

約数ペア:

[(1, 212179702928), (2, 106089851464), (4, 53044925732), (8, 26522462866), (16, 13261231433), (43, 4934411696), (86, 2467205848), (172, 1233602924), (344, 616801462), (688, 308400731)]