128004156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{507953}}^1$

素因数の和:507970

約数の個数: 36

約数和(自身を含む): 369790512

約数和(自身を除く): 241786356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 507953, 1015906, 1523859, 2031812, 3047718, 3555671, 4571577, 6095436, 7111342, 9143154, 10667013, 14222684, 18286308, 21334026, 32001039, 42668052, 64002078, 128004156]

約数ペア:

[(1, 128004156), (2, 64002078), (3, 42668052), (4, 32001039), (6, 21334026), (7, 18286308), (9, 14222684), (12, 10667013), (14, 9143154), (18, 7111342), (21, 6095436), (28, 4571577), (36, 3555671), (42, 3047718), (63, 2031812), (84, 1523859), (126, 1015906), (252, 507953)]