2961819

素因数分解:

$3^3\times 7^1\times {\mathrm{15671}}^1$

素因数の和:15687

約数の個数: 16

約数和(自身を含む): 5015040

約数和(自身を除く): 2053221

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 15671, 47013, 109697, 141039, 329091, 423117, 987273, 2961819]

約数ペア:

[(1, 2961819), (3, 987273), (7, 423117), (9, 329091), (21, 141039), (27, 109697), (63, 47013), (189, 15671)]