28563645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 50102784

約数和(自身を除く): 21539139

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 331, 523, 993, 1569, 1655, 2615, 3641, 4965, 5753, 7845, 10923, 17259, 18205, 28765, 54615, 86295, 173113, 519339, 865565, 1904243, 2596695, 5712729, 9521215, 28563645]

約数ペア:

[(1, 28563645), (3, 9521215), (5, 5712729), (11, 2596695), (15, 1904243), (33, 865565), (55, 519339), (165, 173113), (331, 86295), (523, 54615), (993, 28765), (1569, 18205), (1655, 17259), (2615, 10923), (3641, 7845), (4965, 5753)]