208865553

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13697}}^1$

素因数の和:13753

約数の個数: 32

約数和(自身を含む): 331382016

約数和(自身を除く): 122516463

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 5083, 13697, 15249, 41091, 178061, 232849, 315031, 534183, 698547, 945093, 3027037, 4095403, 5355527, 9081111, 12286209, 16066581, 69621851, 208865553]

約数ペア:

[(1, 208865553), (3, 69621851), (13, 16066581), (17, 12286209), (23, 9081111), (39, 5355527), (51, 4095403), (69, 3027037), (221, 945093), (299, 698547), (391, 534183), (663, 315031), (897, 232849), (1173, 178061), (5083, 41091), (13697, 15249)]