219639602

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{2749}}^1$

素因数の和:3210

約数の個数: 32

約数和(自身を含む): 406560000

約数和(自身を除く): 186920398

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 439, 878, 2749, 3073, 5498, 5707, 6146, 11414, 19243, 35737, 38486, 39949, 71474, 79898, 250159, 500318, 1206811, 2413622, 8447677, 15688543, 16895354, 31377086, 109819801, 219639602]

約数ペア:

[(1, 219639602), (2, 109819801), (7, 31377086), (13, 16895354), (14, 15688543), (26, 8447677), (91, 2413622), (182, 1206811), (439, 500318), (878, 250159), (2749, 79898), (3073, 71474), (5498, 39949), (5707, 38486), (6146, 35737), (11414, 19243)]