201526863

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 288541440

約数和(自身を除く): 87014577

約数列:

[1, 3, 19, 57, 131, 137, 197, 393, 411, 591, 2489, 2603, 3743, 7467, 7809, 11229, 17947, 25807, 26989, 53841, 77421, 80967, 340993, 490333, 512791, 1022979, 1470999, 1538373, 3535559, 10606677, 67175621, 201526863]

約数ペア:

[(1, 201526863), (3, 67175621), (19, 10606677), (57, 3535559), (131, 1538373), (137, 1470999), (197, 1022979), (393, 512791), (411, 490333), (591, 340993), (2489, 80967), (2603, 77421), (3743, 53841), (7467, 26989), (7809, 25807), (11229, 17947)]