390307294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{224057}}^1$

素因数の和:224139

約数の個数: 16

約数和(自身を含む): 639909648

約数和(自身を除く): 249602354

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 224057, 448114, 2912741, 5825482, 15011819, 30023638, 195153647, 390307294]

約数ペア:

[(1, 390307294), (2, 195153647), (13, 30023638), (26, 15011819), (67, 5825482), (134, 2912741), (871, 448114), (1742, 224057)]