12864423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 20385792

約数和(自身を除く): 7521369

約数列:

[1, 3, 11, 13, 33, 39, 143, 157, 191, 429, 471, 573, 1727, 2041, 2101, 2483, 5181, 6123, 6303, 7449, 22451, 27313, 29987, 67353, 81939, 89961, 329857, 389831, 989571, 1169493, 4288141, 12864423]

約数ペア:

[(1, 12864423), (3, 4288141), (11, 1169493), (13, 989571), (33, 389831), (39, 329857), (143, 89961), (157, 81939), (191, 67353), (429, 29987), (471, 27313), (573, 22451), (1727, 7449), (2041, 6303), (2101, 6123), (2483, 5181)]