28692765

素因数分解:

$3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{827}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 51269760

約数和(自身を除く): 22576995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 257, 771, 827, 1285, 2313, 2481, 3855, 4135, 6939, 7443, 11565, 12405, 22329, 34695, 37215, 111645, 212539, 637617, 1062695, 1912851, 3188085, 5738553, 9564255, 28692765]

約数ペア:

[(1, 28692765), (3, 9564255), (5, 5738553), (9, 3188085), (15, 1912851), (27, 1062695), (45, 637617), (135, 212539), (257, 111645), (771, 37215), (827, 34695), (1285, 22329), (2313, 12405), (2481, 11565), (3855, 7443), (4135, 6939)]