25430721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{6659}}^1$

素因数の和:6748

約数の個数: 16

約数和(自身を含む): 36230400

約数和(自身を除く): 10799679

約数列:

[1, 3, 19, 57, 67, 201, 1273, 3819, 6659, 19977, 126521, 379563, 446153, 1338459, 8476907, 25430721]

約数ペア:

[(1, 25430721), (3, 8476907), (19, 1338459), (57, 446153), (67, 379563), (201, 126521), (1273, 19977), (3819, 6659)]