39900105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7451}}^1$

素因数の和:7486

約数の個数: 48

約数和(自身を含む): 83700864

約数和(自身を除く): 43800759

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 7451, 22353, 37255, 52157, 67059, 111765, 126667, 156471, 260785, 335295, 380001, 469413, 633335, 782355, 886669, 1140003, 1900005, 2347065, 2660007, 4433345, 5700015, 7980021, 13300035, 39900105]

約数ペア:

[(1, 39900105), (3, 13300035), (5, 7980021), (7, 5700015), (9, 4433345), (15, 2660007), (17, 2347065), (21, 1900005), (35, 1140003), (45, 886669), (51, 782355), (63, 633335), (85, 469413), (105, 380001), (119, 335295), (153, 260785), (255, 156471), (315, 126667), (357, 111765), (595, 67059), (765, 52157), (1071, 37255), (1785, 22353), (5355, 7451)]