214955828

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1$

素因数の和:1463

約数の個数: 24

約数和(自身を含む): 379809024

約数和(自身を除く): 164853196

約数列:

[1, 2, 4, 211, 257, 422, 514, 844, 991, 1028, 1982, 3964, 54227, 108454, 209101, 216908, 254687, 418202, 509374, 836404, 1018748, 53738957, 107477914, 214955828]

約数ペア:

[(1, 214955828), (2, 107477914), (4, 53738957), (211, 1018748), (257, 836404), (422, 509374), (514, 418202), (844, 254687), (991, 216908), (1028, 209101), (1982, 108454), (3964, 54227)]