217742902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{492631}}^1$

素因数の和:492663

約数の個数: 16

約数和(自身を含む): 372429792

約数和(自身を除く): 154686890

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 492631, 985262, 6404203, 8374727, 12808406, 16749454, 108871451, 217742902]

約数ペア:

[(1, 217742902), (2, 108871451), (13, 16749454), (17, 12808406), (26, 8374727), (34, 6404203), (221, 985262), (442, 492631)]