81921196

素因数分解:

$2^2\times 7^1\times {\mathrm{1669}}^1\times {\mathrm{1753}}^1$

素因数の和:3433

約数の個数: 24

約数和(自身を含む): 164034080

約数和(自身を除く): 82112884

約数列:

[1, 2, 4, 7, 14, 28, 1669, 1753, 3338, 3506, 6676, 7012, 11683, 12271, 23366, 24542, 46732, 49084, 2925757, 5851514, 11703028, 20480299, 40960598, 81921196]

約数ペア:

[(1, 81921196), (2, 40960598), (4, 20480299), (7, 11703028), (14, 5851514), (28, 2925757), (1669, 49084), (1753, 46732), (3338, 24542), (3506, 23366), (6676, 12271), (7012, 11683)]