1859987

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 16

約数和(自身を含む): 2115072

約数和(自身を除く): 255085

約数列:

[1, 17, 23, 67, 71, 391, 1139, 1207, 1541, 1633, 4757, 26197, 27761, 80869, 109411, 1859987]

約数ペア:

[(1, 1859987), (17, 109411), (23, 80869), (67, 27761), (71, 26197), (391, 4757), (1139, 1633), (1207, 1541)]