28859775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{7853}}^1$

素因数の和:7880

約数の個数: 36

約数和(自身を含む): 55512072

約数和(自身を除く): 26652297

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 7853, 23559, 39265, 54971, 117795, 164913, 196325, 274855, 384797, 588975, 824565, 1154391, 1374275, 1923985, 4122825, 5771955, 9619925, 28859775]

約数ペア:

[(1, 28859775), (3, 9619925), (5, 5771955), (7, 4122825), (15, 1923985), (21, 1374275), (25, 1154391), (35, 824565), (49, 588975), (75, 384797), (105, 274855), (147, 196325), (175, 164913), (245, 117795), (525, 54971), (735, 39265), (1225, 23559), (3675, 7853)]