131893916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{428227}}^1$

素因数の和:428249

約数の個数: 24

約数和(自身を含む): 287769216

約数和(自身を除く): 155875300

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 428227, 856454, 1712908, 2997589, 4710497, 5995178, 9420994, 11990356, 18841988, 32973479, 65946958, 131893916]

約数ペア:

[(1, 131893916), (2, 65946958), (4, 32973479), (7, 18841988), (11, 11990356), (14, 9420994), (22, 5995178), (28, 4710497), (44, 2997589), (77, 1712908), (154, 856454), (308, 428227)]