421559955

素因数分解:

$3^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{7723}}^1$

素因数の和:8947

約数の個数: 24

約数和(自身を含む): 731401008

約数和(自身を除く): 309841053

約数列:

[1, 3, 5, 9, 15, 45, 1213, 3639, 6065, 7723, 10917, 18195, 23169, 38615, 54585, 69507, 115845, 347535, 9367999, 28103997, 46839995, 84311991, 140519985, 421559955]

約数ペア:

[(1, 421559955), (3, 140519985), (5, 84311991), (9, 46839995), (15, 28103997), (45, 9367999), (1213, 347535), (3639, 115845), (6065, 69507), (7723, 54585), (10917, 38615), (18195, 23169)]