28164903

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1847}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 44706816

約数和(自身を除く): 16541913

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 1847, 5083, 5541, 15249, 24011, 31399, 42481, 72033, 94197, 127443, 408187, 552253, 722177, 1224561, 1656759, 2166531, 9388301, 28164903]

約数ペア:

[(1, 28164903), (3, 9388301), (13, 2166531), (17, 1656759), (23, 1224561), (39, 722177), (51, 552253), (69, 408187), (221, 127443), (299, 94197), (391, 72033), (663, 42481), (897, 31399), (1173, 24011), (1847, 15249), (5083, 5541)]