214970505

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{213901}}^1$

素因数の和:213976

約数の個数: 16

約数和(自身を含む): 349088064

約数和(自身を除く): 134117559

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 213901, 641703, 1069505, 3208515, 14331367, 42994101, 71656835, 214970505]

約数ペア:

[(1, 214970505), (3, 71656835), (5, 42994101), (15, 14331367), (67, 3208515), (201, 1069505), (335, 641703), (1005, 213901)]