38881339

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 48854016

約数和(自身を除く): 9972677

約数列:

[1, 7, 23, 37, 61, 107, 161, 259, 427, 749, 851, 1403, 2257, 2461, 3959, 5957, 6527, 9821, 15799, 17227, 27713, 45689, 51911, 91057, 150121, 241499, 363377, 637399, 1050847, 1690493, 5554477, 38881339]

約数ペア:

[(1, 38881339), (7, 5554477), (23, 1690493), (37, 1050847), (61, 637399), (107, 363377), (161, 241499), (259, 150121), (427, 91057), (749, 51911), (851, 45689), (1403, 27713), (2257, 17227), (2461, 15799), (3959, 9821), (5957, 6527)]