12542679

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1789}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 19546800

約数和(自身を除く): 7004121

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 1789, 2337, 5367, 7011, 16101, 33991, 73349, 101973, 220047, 305919, 660141, 1393631, 4180893, 12542679]

約数ペア:

[(1, 12542679), (3, 4180893), (9, 1393631), (19, 660141), (41, 305919), (57, 220047), (123, 101973), (171, 73349), (369, 33991), (779, 16101), (1789, 7011), (2337, 5367)]