1461988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 2822400

約数和(自身を除く): 1360412

約数列:

[1, 2, 4, 11, 22, 44, 149, 223, 298, 446, 596, 892, 1639, 2453, 3278, 4906, 6556, 9812, 33227, 66454, 132908, 365497, 730994, 1461988]

約数ペア:

[(1, 1461988), (2, 730994), (4, 365497), (11, 132908), (22, 66454), (44, 33227), (149, 9812), (223, 6556), (298, 4906), (446, 3278), (596, 2453), (892, 1639)]