1398537

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 2346240

約数和(自身を除く): 947703

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 281, 553, 711, 843, 1659, 1967, 2529, 4977, 5901, 17703, 22199, 66597, 155393, 199791, 466179, 1398537]

約数ペア:

[(1, 1398537), (3, 466179), (7, 199791), (9, 155393), (21, 66597), (63, 22199), (79, 17703), (237, 5901), (281, 4977), (553, 2529), (711, 1967), (843, 1659)]