13781516

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1487}}^1$

素因数の和:1829

約数の個数: 24

約数和(自身を含む): 27664896

約数和(自身を除く): 13883380

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 1487, 2317, 2974, 4634, 5948, 9268, 10409, 20818, 41636, 492197, 984394, 1968788, 3445379, 6890758, 13781516]

約数ペア:

[(1, 13781516), (2, 6890758), (4, 3445379), (7, 1968788), (14, 984394), (28, 492197), (331, 41636), (662, 20818), (1324, 10409), (1487, 9268), (2317, 5948), (2974, 4634)]