71417115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20611}}^1$

素因数の和:20640

約数の個数: 48

約数和(自身を含む): 154342656

約数和(自身を除く): 82925541

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 20611, 61833, 103055, 144277, 185499, 226721, 309165, 432831, 680163, 721385, 927495, 1133605, 1298493, 1587047, 2040489, 2164155, 3400815, 4761141, 6492465, 7935235, 10202445, 14283423, 23805705, 71417115]

約数ペア:

[(1, 71417115), (3, 23805705), (5, 14283423), (7, 10202445), (9, 7935235), (11, 6492465), (15, 4761141), (21, 3400815), (33, 2164155), (35, 2040489), (45, 1587047), (55, 1298493), (63, 1133605), (77, 927495), (99, 721385), (105, 680163), (165, 432831), (231, 309165), (315, 226721), (385, 185499), (495, 144277), (693, 103055), (1155, 61833), (3465, 20611)]