217390849

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{3919}}^1$

素因数の和:4200

約数の個数: 16

約数和(自身を含む): 248935680

約数和(自身を除く): 31544831

約数列:

[1, 13, 17, 221, 251, 3263, 3919, 4267, 50947, 55471, 66623, 866099, 983669, 12787697, 16722373, 217390849]

約数ペア:

[(1, 217390849), (13, 16722373), (17, 12787697), (221, 983669), (251, 866099), (3263, 66623), (3919, 55471), (4267, 50947)]