72202641

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{180959}}^1$

素因数の和:180988

約数の個数: 16

約数和(自身を含む): 115814400

約数和(自身を除く): 43611759

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 180959, 542877, 1266713, 3438221, 3800139, 10314663, 24067547, 72202641]

約数ペア:

[(1, 72202641), (3, 24067547), (7, 10314663), (19, 3800139), (21, 3438221), (57, 1266713), (133, 542877), (399, 180959)]