215511166076

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{681997361}}^1$

素因数の和:681997444

約数の個数: 12

約数和(自身を含む): 381918522720

約数和(自身を除く): 166407356644

約数列:

[1, 2, 4, 79, 158, 316, 681997361, 1363994722, 2727989444, 53877791519, 107755583038, 215511166076]

約数ペア:

[(1, 215511166076), (2, 107755583038), (4, 53877791519), (79, 2727989444), (158, 1363994722), (316, 681997361)]