230838428

素因数分解:

$2^2\times {\mathrm{257}}^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 407260224

約数和(自身を除く): 176421796

約数列:

[1, 2, 4, 257, 431, 514, 521, 862, 1028, 1042, 1724, 2084, 110767, 133897, 221534, 224551, 267794, 443068, 449102, 535588, 898204, 57709607, 115419214, 230838428]

約数ペア:

[(1, 230838428), (2, 115419214), (4, 57709607), (257, 898204), (431, 535588), (514, 449102), (521, 443068), (862, 267794), (1028, 224551), (1042, 221534), (1724, 133897), (2084, 110767)]