28417004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 62415360

約数和(自身を除く): 33998356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 257, 308, 359, 514, 718, 1028, 1436, 1799, 2513, 2827, 3598, 3949, 5026, 5654, 7196, 7898, 10052, 11308, 15796, 19789, 27643, 39578, 55286, 79156, 92263, 110572, 184526, 369052, 645841, 1014893, 1291682, 2029786, 2583364, 4059572, 7104251, 14208502, 28417004]

約数ペア:

[(1, 28417004), (2, 14208502), (4, 7104251), (7, 4059572), (11, 2583364), (14, 2029786), (22, 1291682), (28, 1014893), (44, 645841), (77, 369052), (154, 184526), (257, 110572), (308, 92263), (359, 79156), (514, 55286), (718, 39578), (1028, 27643), (1436, 19789), (1799, 15796), (2513, 11308), (2827, 10052), (3598, 7898), (3949, 7196), (5026, 5654)]