16411681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 21022848

約数和(自身を除く): 4611167

約数列:

[1, 11, 13, 17, 43, 143, 157, 187, 221, 473, 559, 731, 1727, 2041, 2431, 2669, 6149, 6751, 8041, 9503, 22451, 29359, 34697, 74261, 87763, 104533, 114767, 381667, 965393, 1262437, 1491971, 16411681]

約数ペア:

[(1, 16411681), (11, 1491971), (13, 1262437), (17, 965393), (43, 381667), (143, 114767), (157, 104533), (187, 87763), (221, 74261), (473, 34697), (559, 29359), (731, 22451), (1727, 9503), (2041, 8041), (2431, 6751), (2669, 6149)]