25502009

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^2$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 30623040

約数和(自身を除く): 5121031

約数列:

[1, 13, 19, 23, 67, 247, 299, 437, 871, 1273, 1541, 4489, 5681, 16549, 20033, 29279, 58357, 85291, 103247, 380627, 1108783, 1342211, 1961693, 25502009]

約数ペア:

[(1, 25502009), (13, 1961693), (19, 1342211), (23, 1108783), (67, 380627), (247, 103247), (299, 85291), (437, 58357), (871, 29279), (1273, 20033), (1541, 16549), (4489, 5681)]