28976577

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72623}}^1$

素因数の和:72652

約数の個数: 16

約数和(自身を含む): 46479360

約数和(自身を除く): 17502783

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 72623, 217869, 508361, 1379837, 1525083, 4139511, 9658859, 28976577]

約数ペア:

[(1, 28976577), (3, 9658859), (7, 4139511), (19, 1525083), (21, 1379837), (57, 508361), (133, 217869), (399, 72623)]