631639118

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{1307}}^1\times {\mathrm{1997}}^1$

素因数の和:3328

約数の個数: 24

約数和(自身を含む): 1042740216

約数和(自身を除く): 411101098

約数列:

[1, 2, 11, 22, 121, 242, 1307, 1997, 2614, 3994, 14377, 21967, 28754, 43934, 158147, 241637, 316294, 483274, 2610079, 5220158, 28710869, 57421738, 315819559, 631639118]

約数ペア:

[(1, 631639118), (2, 315819559), (11, 57421738), (22, 28710869), (121, 5220158), (242, 2610079), (1307, 483274), (1997, 316294), (2614, 241637), (3994, 158147), (14377, 43934), (21967, 28754)]