31456908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2903}}^1$

素因数の和:2963

約数の個数: 72

約数和(自身を含む): 93020928

約数和(自身を除く): 61564020

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 2903, 3612, 5418, 5806, 8709, 10836, 11612, 17418, 20321, 26127, 34836, 40642, 52254, 60963, 81284, 104508, 121926, 124829, 182889, 243852, 249658, 365778, 374487, 499316, 731556, 748974, 873803, 1123461, 1497948, 1747606, 2246922, 2621409, 3495212, 4493844, 5242818, 7864227, 10485636, 15728454, 31456908]

約数ペア:

[(1, 31456908), (2, 15728454), (3, 10485636), (4, 7864227), (6, 5242818), (7, 4493844), (9, 3495212), (12, 2621409), (14, 2246922), (18, 1747606), (21, 1497948), (28, 1123461), (36, 873803), (42, 748974), (43, 731556), (63, 499316), (84, 374487), (86, 365778), (126, 249658), (129, 243852), (172, 182889), (252, 124829), (258, 121926), (301, 104508), (387, 81284), (516, 60963), (602, 52254), (774, 40642), (903, 34836), (1204, 26127), (1548, 20321), (1806, 17418), (2709, 11612), (2903, 10836), (3612, 8709), (5418, 5806)]