11970213

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 16368000

約数和(自身を除く): 4397787

約数列:

[1, 3, 61, 149, 183, 439, 447, 1317, 9089, 26779, 27267, 65411, 80337, 196233, 3990071, 11970213]

約数ペア:

[(1, 11970213), (3, 3990071), (61, 196233), (149, 80337), (183, 65411), (439, 27267), (447, 26779), (1317, 9089)]