155991416

素因数分解:

$2^3\times 7^1\times {\mathrm{1669}}^2$

素因数の和:3351

約数の個数: 24

約数和(自身を含む): 334467720

約数和(自身を除く): 178476304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1669, 3338, 6676, 11683, 13352, 23366, 46732, 93464, 2785561, 5571122, 11142244, 19498927, 22284488, 38997854, 77995708, 155991416]

約数ペア:

[(1, 155991416), (2, 77995708), (4, 38997854), (7, 22284488), (8, 19498927), (14, 11142244), (28, 5571122), (56, 2785561), (1669, 93464), (3338, 46732), (6676, 23366), (11683, 13352)]