28982478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{690059}}^1$

素因数の和:690071

約数の個数: 16

約数和(自身を含む): 66245760

約数和(自身を除く): 37263282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 690059, 1380118, 2070177, 4140354, 4830413, 9660826, 14491239, 28982478]

約数ペア:

[(1, 28982478), (2, 14491239), (3, 9660826), (6, 4830413), (7, 4140354), (14, 2070177), (21, 1380118), (42, 690059)]