138237456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{411421}}^1$

素因数の和:411439

約数の個数: 40

約数和(自身を含む): 408130624

約数和(自身を除く): 269893168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 411421, 822842, 1234263, 1645684, 2468526, 2879947, 3291368, 4937052, 5759894, 6582736, 8639841, 9874104, 11519788, 17279682, 19748208, 23039576, 34559364, 46079152, 69118728, 138237456]

約数ペア:

[(1, 138237456), (2, 69118728), (3, 46079152), (4, 34559364), (6, 23039576), (7, 19748208), (8, 17279682), (12, 11519788), (14, 9874104), (16, 8639841), (21, 6582736), (24, 5759894), (28, 4937052), (42, 3291368), (48, 2879947), (56, 2468526), (84, 1645684), (112, 1234263), (168, 822842), (336, 411421)]