40391638

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47297}}^1$

素因数の和:47367

約数の個数: 16

約数和(自身を含む): 70379424

約数和(自身を除く): 29987786

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 47297, 94594, 331079, 662158, 2885117, 5770234, 20195819, 40391638]

約数ペア:

[(1, 40391638), (2, 20195819), (7, 5770234), (14, 2885117), (61, 662158), (122, 331079), (427, 94594), (854, 47297)]