39268971

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20107}}^1$

素因数の和:20151

約数の個数: 24

約数和(自身を含む): 66919424

約数和(自身を除く): 27650453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 20107, 60321, 140749, 180963, 422247, 623317, 1266741, 1869951, 4363219, 5609853, 13089657, 39268971]

約数ペア:

[(1, 39268971), (3, 13089657), (7, 5609853), (9, 4363219), (21, 1869951), (31, 1266741), (63, 623317), (93, 422247), (217, 180963), (279, 140749), (651, 60321), (1953, 20107)]