1217756854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{56123}}^1$

素因数の和:56715

約数の個数: 16

約数和(自身を含む): 1926175680

約数和(自身を除く): 708418826

約数列:

[1, 2, 19, 38, 571, 1142, 10849, 21698, 56123, 112246, 1066337, 2132674, 32046233, 64092466, 608878427, 1217756854]

約数ペア:

[(1, 1217756854), (2, 608878427), (19, 64092466), (38, 32046233), (571, 2132674), (1142, 1066337), (10849, 112246), (21698, 56123)]