1438011981

素因数分解:

$3^3\times 7^1\times {\mathrm{7608529}}^1$

素因数の和:7608545

約数の個数: 16

約数和(自身を含む): 2434729600

約数和(自身を除く): 996717619

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 7608529, 22825587, 53259703, 68476761, 159779109, 205430283, 479337327, 1438011981]

約数ペア:

[(1, 1438011981), (3, 479337327), (7, 205430283), (9, 159779109), (21, 68476761), (27, 53259703), (63, 22825587), (189, 7608529)]