238734419

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 316024416

約数和(自身を除く): 77289997

約数列:

[1, 7, 11, 49, 53, 61, 77, 137, 371, 427, 539, 583, 671, 959, 1507, 2597, 2989, 3233, 4081, 4697, 6713, 7261, 8357, 10549, 22631, 28567, 32879, 35563, 50827, 58499, 73843, 79871, 91927, 158417, 248941, 355789, 409493, 442921, 559097, 643489, 1742587, 3100447, 3913679, 4504423, 4872131, 21703129, 34104917, 238734419]

約数ペア:

[(1, 238734419), (7, 34104917), (11, 21703129), (49, 4872131), (53, 4504423), (61, 3913679), (77, 3100447), (137, 1742587), (371, 643489), (427, 559097), (539, 442921), (583, 409493), (671, 355789), (959, 248941), (1507, 158417), (2597, 91927), (2989, 79871), (3233, 73843), (4081, 58499), (4697, 50827), (6713, 35563), (7261, 32879), (8357, 28567), (10549, 22631)]