23205221

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 27392904

約数和(自身を除く): 4187683

約数列:

[1, 13, 17, 41, 169, 197, 221, 533, 697, 2561, 2873, 3349, 6929, 8077, 9061, 33293, 43537, 105001, 117793, 137309, 565981, 1365013, 1785017, 23205221]

約数ペア:

[(1, 23205221), (13, 1785017), (17, 1365013), (41, 565981), (169, 137309), (197, 117793), (221, 105001), (533, 43537), (697, 33293), (2561, 9061), (2873, 8077), (3349, 6929)]