28500039

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{14867}}^1$

素因数の和:14947

約数の個数: 16

約数和(自身を含む): 42819840

約数和(自身を除く): 14319801

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 14867, 44601, 133803, 401409, 1055557, 3166671, 9500013, 28500039]

約数ペア:

[(1, 28500039), (3, 9500013), (9, 3166671), (27, 1055557), (71, 401409), (213, 133803), (639, 44601), (1917, 14867)]