28716884

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 60213888

約数和(自身を除く): 31497004

約数列:

[1, 2, 4, 7, 14, 28, 37, 53, 74, 106, 148, 212, 259, 371, 518, 523, 742, 1036, 1046, 1484, 1961, 2092, 3661, 3922, 7322, 7844, 13727, 14644, 19351, 27454, 27719, 38702, 54908, 55438, 77404, 110876, 135457, 194033, 270914, 388066, 541828, 776132, 1025603, 2051206, 4102412, 7179221, 14358442, 28716884]

約数ペア:

[(1, 28716884), (2, 14358442), (4, 7179221), (7, 4102412), (14, 2051206), (28, 1025603), (37, 776132), (53, 541828), (74, 388066), (106, 270914), (148, 194033), (212, 135457), (259, 110876), (371, 77404), (518, 55438), (523, 54908), (742, 38702), (1036, 27719), (1046, 27454), (1484, 19351), (1961, 14644), (2092, 13727), (3661, 7844), (3922, 7322)]