1226728415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 1731538944

約数和(自身を除く): 504810529

約数列:

[1, 5, 11, 17, 55, 71, 85, 187, 289, 355, 781, 935, 1087, 1207, 1445, 3179, 3905, 5435, 6035, 11957, 13277, 15895, 18479, 20519, 59785, 66385, 77177, 92395, 102595, 203269, 225709, 314143, 385885, 848947, 1016345, 1128545, 1312009, 1570715, 3455573, 4244735, 6560045, 14432099, 17277865, 22304153, 72160495, 111520765, 245345683, 1226728415]

約数ペア:

[(1, 1226728415), (5, 245345683), (11, 111520765), (17, 72160495), (55, 22304153), (71, 17277865), (85, 14432099), (187, 6560045), (289, 4244735), (355, 3455573), (781, 1570715), (935, 1312009), (1087, 1128545), (1207, 1016345), (1445, 848947), (3179, 385885), (3905, 314143), (5435, 225709), (6035, 203269), (11957, 102595), (13277, 92395), (15895, 77177), (18479, 66385), (20519, 59785)]