131245324

素因数分解:

$2^2\times 7^2\times {\mathrm{337}}^1\times {\mathrm{1987}}^1$

素因数の和:2342

約数の個数: 36

約数和(自身を含む): 268105656

約数和(自身を除く): 136860332

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 337, 674, 1348, 1987, 2359, 3974, 4718, 7948, 9436, 13909, 16513, 27818, 33026, 55636, 66052, 97363, 194726, 389452, 669619, 1339238, 2678476, 4687333, 9374666, 18749332, 32811331, 65622662, 131245324]

約数ペア:

[(1, 131245324), (2, 65622662), (4, 32811331), (7, 18749332), (14, 9374666), (28, 4687333), (49, 2678476), (98, 1339238), (196, 669619), (337, 389452), (674, 194726), (1348, 97363), (1987, 66052), (2359, 55636), (3974, 33026), (4718, 27818), (7948, 16513), (9436, 13909)]