218815018

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{7103}}^1$

素因数の和:7389

約数の個数: 16

約数和(自身を含む): 334342656

約数和(自身を除く): 115527638

約数列:

[1, 2, 73, 146, 211, 422, 7103, 14206, 15403, 30806, 518519, 1037038, 1498733, 2997466, 109407509, 218815018]

約数ペア:

[(1, 218815018), (2, 109407509), (73, 2997466), (146, 1498733), (211, 1037038), (422, 518519), (7103, 30806), (14206, 15403)]