247405788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{981769}}^1$

素因数の和:981786

約数の個数: 36

約数和(自身を含む): 714728560

約数和(自身を除く): 467322772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 981769, 1963538, 2945307, 3927076, 5890614, 6872383, 8835921, 11781228, 13744766, 17671842, 20617149, 27489532, 35343684, 41234298, 61851447, 82468596, 123702894, 247405788]

約数ペア:

[(1, 247405788), (2, 123702894), (3, 82468596), (4, 61851447), (6, 41234298), (7, 35343684), (9, 27489532), (12, 20617149), (14, 17671842), (18, 13744766), (21, 11781228), (28, 8835921), (36, 6872383), (42, 5890614), (63, 3927076), (84, 2945307), (126, 1963538), (252, 981769)]