197991521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{94597}}^1$

素因数の和:94640

約数の個数: 16

約数和(自身を含む): 254279424

約数和(自身を除く): 56287903

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 94597, 662179, 1229761, 2175731, 8608327, 15230117, 28284503, 197991521]

約数ペア:

[(1, 197991521), (7, 28284503), (13, 15230117), (23, 8608327), (91, 2175731), (161, 1229761), (299, 662179), (2093, 94597)]