223897886

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1579

約数の個数: 16

約数和(自身を含む): 338176080

約数和(自身を除く): 114278194

約数列:

[1, 2, 257, 514, 659, 661, 1318, 1322, 169363, 169877, 338726, 339754, 435599, 871198, 111948943, 223897886]

約数ペア:

[(1, 223897886), (2, 111948943), (257, 871198), (514, 435599), (659, 339754), (661, 338726), (1318, 169877), (1322, 169363)]