127978642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{306169}}^1$

素因数の和:306201

約数の個数: 16

約数和(自身を含む): 220442400

約数和(自身を除く): 92463758

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 306169, 612338, 3367859, 5817211, 6735718, 11634422, 63989321, 127978642]

約数ペア:

[(1, 127978642), (2, 63989321), (11, 11634422), (19, 6735718), (22, 5817211), (38, 3367859), (209, 612338), (418, 306169)]