28899038

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108643}}^1$

素因数の和:108671

約数の個数: 16

約数和(自身を含む): 52149120

約数和(自身を除く): 23250082

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108643, 217286, 760501, 1521002, 2064217, 4128434, 14449519, 28899038]

約数ペア:

[(1, 28899038), (2, 14449519), (7, 4128434), (14, 2064217), (19, 1521002), (38, 760501), (133, 217286), (266, 108643)]