30398613

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1621}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 49827840

約数和(自身を除く): 19429227

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 1621, 2679, 4863, 6251, 11347, 18753, 30799, 34041, 76187, 92397, 215593, 228561, 533309, 646779, 1447553, 1599927, 4342659, 10132871, 30398613]

約数ペア:

[(1, 30398613), (3, 10132871), (7, 4342659), (19, 1599927), (21, 1447553), (47, 646779), (57, 533309), (133, 228561), (141, 215593), (329, 92397), (399, 76187), (893, 34041), (987, 30799), (1621, 18753), (2679, 11347), (4863, 6251)]