219306581

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{1601}}^1$

素因数の和:1912

約数の個数: 16

約数和(自身を含む): 243029808

約数和(自身を除く): 23723227

約数列:

[1, 13, 41, 257, 533, 1601, 3341, 10537, 20813, 65641, 136981, 411457, 853333, 5348941, 16869737, 219306581]

約数ペア:

[(1, 219306581), (13, 16869737), (41, 5348941), (257, 853333), (533, 411457), (1601, 136981), (3341, 65641), (10537, 20813)]