2157490078

素因数分解:

$2^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1\times {\mathrm{15859}}^1$

素因数の和:16383

約数の個数: 16

約数和(自身を含む): 3261323520

約数和(自身を除く): 1103833442

約数列:

[1, 2, 251, 271, 502, 542, 15859, 31718, 68021, 136042, 3980609, 4297789, 7961218, 8595578, 1078745039, 2157490078]

約数ペア:

[(1, 2157490078), (2, 1078745039), (251, 8595578), (271, 7961218), (502, 4297789), (542, 3980609), (15859, 136042), (31718, 68021)]