256353939

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{9011}}^1$

素因数の和:9155

約数の個数: 24

約数和(自身を含む): 386614800

約数和(自身を除く): 130260861

約数列:

[1, 3, 9, 29, 87, 109, 261, 327, 981, 3161, 9011, 9483, 27033, 28449, 81099, 261319, 783957, 982199, 2351871, 2946597, 8839791, 28483771, 85451313, 256353939]

約数ペア:

[(1, 256353939), (3, 85451313), (9, 28483771), (29, 8839791), (87, 2946597), (109, 2351871), (261, 982199), (327, 783957), (981, 261319), (3161, 81099), (9011, 28449), (9483, 27033)]