28103639

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 30750720

約数和(自身を除く): 2647081

約数列:

[1, 29, 31, 43, 727, 899, 1247, 1333, 21083, 22537, 31261, 38657, 653573, 906569, 969091, 28103639]

約数ペア:

[(1, 28103639), (29, 969091), (31, 906569), (43, 653573), (727, 38657), (899, 31261), (1247, 22537), (1333, 21083)]