999902638

素因数分解:

$2^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{126859}}^1$

素因数の和:127431

約数の個数: 16

約数和(自身を含む): 1717176960

約数和(自身を除く): 717274322

約数列:

[1, 2, 7, 14, 563, 1126, 3941, 7882, 126859, 253718, 888013, 1776026, 71421617, 142843234, 499951319, 999902638]

約数ペア:

[(1, 999902638), (2, 499951319), (7, 142843234), (14, 71421617), (563, 1776026), (1126, 888013), (3941, 253718), (7882, 126859)]