28328468

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7607}}^1$

素因数の和:7644

約数の個数: 36

約数和(自身を含む): 60711840

約数和(自身を除く): 32383372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 7607, 15214, 30428, 53249, 106498, 144533, 212996, 289066, 372743, 578132, 745486, 1011731, 1490972, 2023462, 4046924, 7082117, 14164234, 28328468]

約数ペア:

[(1, 28328468), (2, 14164234), (4, 7082117), (7, 4046924), (14, 2023462), (19, 1490972), (28, 1011731), (38, 745486), (49, 578132), (76, 372743), (98, 289066), (133, 212996), (196, 144533), (266, 106498), (532, 53249), (931, 30428), (1862, 15214), (3724, 7607)]