28110831

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 45772800

約数和(自身を除く): 17661969

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 1489, 2697, 4467, 6293, 10423, 18879, 31269, 43181, 46159, 129543, 138477, 302267, 323113, 906801, 969339, 1338611, 4015833, 9370277, 28110831]

約数ペア:

[(1, 28110831), (3, 9370277), (7, 4015833), (21, 1338611), (29, 969339), (31, 906801), (87, 323113), (93, 302267), (203, 138477), (217, 129543), (609, 46159), (651, 43181), (899, 31269), (1489, 18879), (2697, 10423), (4467, 6293)]