1263276

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{557}}^1$

素因数の和:580

約数の個数: 60

約数和(自身を含む): 3781008

約数和(自身を除く): 2517732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 557, 567, 756, 1114, 1134, 1671, 2228, 2268, 3342, 3899, 5013, 6684, 7798, 10026, 11697, 15039, 15596, 20052, 23394, 30078, 35091, 45117, 46788, 60156, 70182, 90234, 105273, 140364, 180468, 210546, 315819, 421092, 631638, 1263276]

約数ペア:

[(1, 1263276), (2, 631638), (3, 421092), (4, 315819), (6, 210546), (7, 180468), (9, 140364), (12, 105273), (14, 90234), (18, 70182), (21, 60156), (27, 46788), (28, 45117), (36, 35091), (42, 30078), (54, 23394), (63, 20052), (81, 15596), (84, 15039), (108, 11697), (126, 10026), (162, 7798), (189, 6684), (252, 5013), (324, 3899), (378, 3342), (557, 2268), (567, 2228), (756, 1671), (1114, 1134)]