28293914

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{2719}}^1$

素因数の和:2786

約数の個数: 24

約数和(自身を含む): 47752320

約数和(自身を除く): 19458406

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 2719, 5203, 5438, 10406, 29909, 59818, 116917, 233834, 328999, 657998, 1286087, 2572174, 14146957, 28293914]

約数ペア:

[(1, 28293914), (2, 14146957), (11, 2572174), (22, 1286087), (43, 657998), (86, 328999), (121, 233834), (242, 116917), (473, 59818), (946, 29909), (2719, 10406), (5203, 5438)]