28781877

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1109}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 39533760

約数和(自身を除く): 10751883

約数列:

[1, 3, 41, 123, 211, 633, 1109, 3327, 8651, 25953, 45469, 136407, 233999, 701997, 9593959, 28781877]

約数ペア:

[(1, 28781877), (3, 9593959), (41, 701997), (123, 233999), (211, 136407), (633, 45469), (1109, 25953), (3327, 8651)]