208037479

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{967}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 240915840

約数和(自身を除く): 32878361

約数列:

[1, 13, 19, 67, 169, 247, 871, 967, 1273, 3211, 11323, 12571, 16549, 18373, 64789, 163423, 215137, 238849, 842257, 1230991, 3105037, 10949341, 16002883, 208037479]

約数ペア:

[(1, 208037479), (13, 16002883), (19, 10949341), (67, 3105037), (169, 1230991), (247, 842257), (871, 238849), (967, 215137), (1273, 163423), (3211, 64789), (11323, 18373), (12571, 16549)]