25978178

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{8429}}^1$

素因数の和:8521

約数の個数: 16

約数和(自身を含む): 41273280

約数和(自身を除く): 15295102

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 8429, 16858, 193867, 387734, 564743, 1129486, 12989089, 25978178]

約数ペア:

[(1, 25978178), (2, 12989089), (23, 1129486), (46, 564743), (67, 387734), (134, 193867), (1541, 16858), (3082, 8429)]