217157434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{42397}}^1$

素因数の和:42609

約数の個数: 16

約数和(自身を含む): 352581768

約数和(自身を除く): 135424334

約数列:

[1, 2, 13, 26, 197, 394, 2561, 5122, 42397, 84794, 551161, 1102322, 8352209, 16704418, 108578717, 217157434]

約数ペア:

[(1, 217157434), (2, 108578717), (13, 16704418), (26, 8352209), (197, 1102322), (394, 551161), (2561, 84794), (5122, 42397)]