831679408

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239539}}^1$

素因数の和:239585

約数の個数: 40

約数和(自身を含む): 1900989440

約数和(自身を除く): 1069310032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 239539, 479078, 958156, 1676773, 1916312, 3353546, 3832624, 6707092, 7425709, 13414184, 14851418, 26828368, 29702836, 51979963, 59405672, 103959926, 118811344, 207919852, 415839704, 831679408]

約数ペア:

[(1, 831679408), (2, 415839704), (4, 207919852), (7, 118811344), (8, 103959926), (14, 59405672), (16, 51979963), (28, 29702836), (31, 26828368), (56, 14851418), (62, 13414184), (112, 7425709), (124, 6707092), (217, 3832624), (248, 3353546), (434, 1916312), (496, 1676773), (868, 958156), (1736, 479078), (3472, 239539)]