13135923

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 19614816

約数和(自身を除く): 6478893

約数列:

[1, 3, 9, 61, 71, 183, 213, 337, 549, 639, 1011, 3033, 4331, 12993, 20557, 23927, 38979, 61671, 71781, 185013, 215343, 1459547, 4378641, 13135923]

約数ペア:

[(1, 13135923), (3, 4378641), (9, 1459547), (61, 215343), (71, 185013), (183, 71781), (213, 61671), (337, 38979), (549, 23927), (639, 20557), (1011, 12993), (3033, 4331)]