31327478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4003}}^1$

素因数の和:4068

約数の個数: 32

約数和(自身を含む): 59195136

約数和(自身を除く): 27867658

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 3913, 4003, 7826, 8006, 28021, 52039, 56042, 104078, 172129, 344258, 364273, 728546, 1204903, 2237677, 2409806, 4475354, 15663739, 31327478]

約数ペア:

[(1, 31327478), (2, 15663739), (7, 4475354), (13, 2409806), (14, 2237677), (26, 1204903), (43, 728546), (86, 364273), (91, 344258), (182, 172129), (301, 104078), (559, 56042), (602, 52039), (1118, 28021), (3913, 8006), (4003, 7826)]