1386939638

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2107811}}^1$

素因数の和:2107867

約数の個数: 16

約数和(自身を含む): 2428199424

約数和(自身を除く): 1041259786

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2107811, 4215622, 14754677, 29509354, 99067117, 198134234, 693469819, 1386939638]

約数ペア:

[(1, 1386939638), (2, 693469819), (7, 198134234), (14, 99067117), (47, 29509354), (94, 14754677), (329, 4215622), (658, 2107811)]