87777868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{18181}}^1$

素因数の和:18273

約数の個数: 24

約数和(自身を含む): 164947104

約数和(自身を除く): 77169236

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 18181, 36362, 72724, 309077, 618154, 1236308, 1290851, 2581702, 5163404, 21944467, 43888934, 87777868]

約数ペア:

[(1, 87777868), (2, 43888934), (4, 21944467), (17, 5163404), (34, 2581702), (68, 1290851), (71, 1236308), (142, 618154), (284, 309077), (1207, 72724), (2414, 36362), (4828, 18181)]