129969215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{7643}}^1$

素因数の和:7846

約数の個数: 16

約数和(自身を含む): 165110400

約数和(自身を除く): 35141185

約数列:

[1, 5, 19, 95, 179, 895, 3401, 7643, 17005, 38215, 145217, 726085, 1368097, 6840485, 25993843, 129969215]

約数ペア:

[(1, 129969215), (5, 25993843), (19, 6840485), (95, 1368097), (179, 726085), (895, 145217), (3401, 38215), (7643, 17005)]