28777595

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74747}}^1$

素因数の和:74770

約数の個数: 16

約数和(自身を含む): 43054848

約数和(自身を除く): 14277253

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74747, 373735, 523229, 822217, 2616145, 4111085, 5755519, 28777595]

約数ペア:

[(1, 28777595), (5, 5755519), (7, 4111085), (11, 2616145), (35, 822217), (55, 523229), (77, 373735), (385, 74747)]