191641156

素因数分解:

$2^2\times 7^2\times {\mathrm{977761}}^1$

素因数の和:977779

約数の個数: 18

約数和(自身を含む): 390127038

約数和(自身を除く): 198485882

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 977761, 1955522, 3911044, 6844327, 13688654, 27377308, 47910289, 95820578, 191641156]

約数ペア:

[(1, 191641156), (2, 95820578), (4, 47910289), (7, 27377308), (14, 13688654), (28, 6844327), (49, 3911044), (98, 1955522), (196, 977761)]