28143813

素因数分解:

$3^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 38068416

約数和(自身を除く): 9924603

約数列:

[1, 3, 173, 211, 257, 519, 633, 771, 36503, 44461, 54227, 109509, 133383, 162681, 9381271, 28143813]

約数ペア:

[(1, 28143813), (3, 9381271), (173, 162681), (211, 133383), (257, 109509), (519, 54227), (633, 44461), (771, 36503)]