31428705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27211}}^1$

素因数の和:27237

約数の個数: 32

約数和(自身を含む): 62696448

約数和(自身を除く): 31267743

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 27211, 81633, 136055, 190477, 299321, 408165, 571431, 897963, 952385, 1496605, 2095247, 2857155, 4489815, 6285741, 10476235, 31428705]

約数ペア:

[(1, 31428705), (3, 10476235), (5, 6285741), (7, 4489815), (11, 2857155), (15, 2095247), (21, 1496605), (33, 952385), (35, 897963), (55, 571431), (77, 408165), (105, 299321), (165, 190477), (231, 136055), (385, 81633), (1155, 27211)]