128751588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{510919}}^1$

素因数の和:510936

約数の個数: 36

約数和(自身を含む): 371949760

約数和(自身を除く): 243198172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 510919, 1021838, 1532757, 2043676, 3065514, 3576433, 4598271, 6131028, 7152866, 9196542, 10729299, 14305732, 18393084, 21458598, 32187897, 42917196, 64375794, 128751588]

約数ペア:

[(1, 128751588), (2, 64375794), (3, 42917196), (4, 32187897), (6, 21458598), (7, 18393084), (9, 14305732), (12, 10729299), (14, 9196542), (18, 7152866), (21, 6131028), (28, 4598271), (36, 3576433), (42, 3065514), (63, 2043676), (84, 1532757), (126, 1021838), (252, 510919)]