17988153

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1523}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 24969216

約数和(自身を除く): 6981063

約数列:

[1, 3, 31, 93, 127, 381, 1523, 3937, 4569, 11811, 47213, 141639, 193421, 580263, 5996051, 17988153]

約数ペア:

[(1, 17988153), (3, 5996051), (31, 580263), (93, 193421), (127, 141639), (381, 47213), (1523, 11811), (3937, 4569)]