1405382

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:643

約数の個数: 16

約数和(自身を含む): 2322432

約数和(自身を除く): 917050

約数列:

[1, 2, 11, 22, 127, 254, 503, 1006, 1397, 2794, 5533, 11066, 63881, 127762, 702691, 1405382]

約数ペア:

[(1, 1405382), (2, 702691), (11, 127762), (22, 63881), (127, 11066), (254, 5533), (503, 2794), (1006, 1397)]