1378569609

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{91121}}^1$

素因数の和:91209

約数の個数: 18

約数和(自身を含む): 2041041678

約数和(自身を除く): 662472069

約数列:

[1, 3, 9, 41, 123, 369, 1681, 5043, 15129, 91121, 273363, 820089, 3735961, 11207883, 33623649, 153174401, 459523203, 1378569609]

約数ペア:

[(1, 1378569609), (3, 459523203), (9, 153174401), (41, 33623649), (123, 11207883), (369, 3735961), (1681, 820089), (5043, 273363), (15129, 91121)]