28718877

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1787}}^1$

素因数の和:2288

約数の個数: 16

約数和(自身を含む): 41882112

約数和(自身を除く): 13163235

約数列:

[1, 3, 11, 33, 487, 1461, 1787, 5357, 5361, 16071, 19657, 58971, 870269, 2610807, 9572959, 28718877]

約数ペア:

[(1, 28718877), (3, 9572959), (11, 2610807), (33, 870269), (487, 58971), (1461, 19657), (1787, 16071), (5357, 5361)]