71832915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20731}}^1$

素因数の和:20760

約数の個数: 48

約数和(自身を含む): 155241216

約数和(自身を除く): 83408301

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, 20731, 62193, 103655, 145117, 186579, 228041, 310965, 435351, 684123, 725585, 932895, 1140205, 1306053, 1596287, 2052369, 2176755, 3420615, 4788861, 6530265, 7981435, 10261845, 14366583, 23944305, 71832915]

約数ペア:

[(1, 71832915), (3, 23944305), (5, 14366583), (7, 10261845), (9, 7981435), (11, 6530265), (15, 4788861), (21, 3420615), (33, 2176755), (35, 2052369), (45, 1596287), (55, 1306053), (63, 1140205), (77, 932895), (99, 725585), (105, 684123), (165, 435351), (231, 310965), (315, 228041), (385, 186579), (495, 145117), (693, 103655), (1155, 62193), (3465, 20731)]