47381890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{278717}}^1$

素因数の和:278741

約数の個数: 16

約数和(自身を含む): 90304632

約数和(自身を除く): 42922742

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 278717, 557434, 1393585, 2787170, 4738189, 9476378, 23690945, 47381890]

約数ペア:

[(1, 47381890), (2, 23690945), (5, 9476378), (10, 4738189), (17, 2787170), (34, 1393585), (85, 557434), (170, 278717)]