217973507

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{13597}}^1$

素因数の和:13678

約数の個数: 16

約数和(自身を含む): 246722112

約数和(自身を除く): 28748605

約数列:

[1, 17, 23, 41, 391, 697, 943, 13597, 16031, 231149, 312731, 557477, 5316427, 9477109, 12821971, 217973507]

約数ペア:

[(1, 217973507), (17, 12821971), (23, 9477109), (41, 5316427), (391, 557477), (697, 312731), (943, 231149), (13597, 16031)]