40603521

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 64626688

約数和(自身を除く): 24023167

約数列:

[1, 3, 7, 21, 31, 93, 97, 217, 291, 643, 651, 679, 1929, 2037, 3007, 4501, 9021, 13503, 19933, 21049, 59799, 62371, 63147, 139531, 187113, 418593, 436597, 1309791, 1933501, 5800503, 13534507, 40603521]

約数ペア:

[(1, 40603521), (3, 13534507), (7, 5800503), (21, 1933501), (31, 1309791), (93, 436597), (97, 418593), (217, 187113), (291, 139531), (643, 63147), (651, 62371), (679, 59799), (1929, 21049), (2037, 19933), (3007, 13503), (4501, 9021)]