4791393

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:558

約数の個数: 20

約数和(自身を含む): 7223700

約数和(自身を除く): 2432307

約数列:

[1, 3, 9, 27, 81, 149, 397, 447, 1191, 1341, 3573, 4023, 10719, 12069, 32157, 59153, 177459, 532377, 1597131, 4791393]

約数ペア:

[(1, 4791393), (3, 1597131), (9, 532377), (27, 177459), (81, 59153), (149, 32157), (397, 12069), (447, 10719), (1191, 4023), (1341, 3573)]