81772988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{12473}}^1$

素因数の和:12637

約数の個数: 24

約数和(自身を含む): 157172400

約数和(自身を除く): 75399412

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3278, 6556, 12473, 24946, 49892, 137203, 274406, 548812, 1858477, 3716954, 7433908, 20443247, 40886494, 81772988]

約数ペア:

[(1, 81772988), (2, 40886494), (4, 20443247), (11, 7433908), (22, 3716954), (44, 1858477), (149, 548812), (298, 274406), (596, 137203), (1639, 49892), (3278, 24946), (6556, 12473)]