816090045

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{2087}}^1$

素因数の和:2425

約数の個数: 32

約数和(自身を含む): 1322956800

約数和(自身を除く): 506866755

約数列:

[1, 3, 5, 15, 131, 199, 393, 597, 655, 995, 1965, 2087, 2985, 6261, 10435, 26069, 31305, 78207, 130345, 273397, 391035, 415313, 820191, 1245939, 1366985, 2076565, 4100955, 6229695, 54406003, 163218009, 272030015, 816090045]

約数ペア:

[(1, 816090045), (3, 272030015), (5, 163218009), (15, 54406003), (131, 6229695), (199, 4100955), (393, 2076565), (597, 1366985), (655, 1245939), (995, 820191), (1965, 415313), (2087, 391035), (2985, 273397), (6261, 130345), (10435, 78207), (26069, 31305)]