161357364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{640307}}^1$

素因数の和:640324

約数の個数: 36

約数和(自身を含む): 466144224

約数和(自身を除く): 304786860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 640307, 1280614, 1920921, 2561228, 3841842, 4482149, 5762763, 7683684, 8964298, 11525526, 13446447, 17928596, 23051052, 26892894, 40339341, 53785788, 80678682, 161357364]

約数ペア:

[(1, 161357364), (2, 80678682), (3, 53785788), (4, 40339341), (6, 26892894), (7, 23051052), (9, 17928596), (12, 13446447), (14, 11525526), (18, 8964298), (21, 7683684), (28, 5762763), (36, 4482149), (42, 3841842), (63, 2561228), (84, 1920921), (126, 1280614), (252, 640307)]