27991432

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2617}}^1$

素因数の和:2821

約数の個数: 32

約数和(自身を含む): 60318720

約数和(自身を除く): 32327288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 764, 1337, 1528, 2617, 2674, 5234, 5348, 10468, 10696, 18319, 20936, 36638, 73276, 146552, 499847, 999694, 1999388, 3498929, 3998776, 6997858, 13995716, 27991432]

約数ペア:

[(1, 27991432), (2, 13995716), (4, 6997858), (7, 3998776), (8, 3498929), (14, 1999388), (28, 999694), (56, 499847), (191, 146552), (382, 73276), (764, 36638), (1337, 20936), (1528, 18319), (2617, 10696), (2674, 10468), (5234, 5348)]