280162065

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{1511}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 459841536

約数和(自身を除く): 179679471

約数列:

[1, 3, 5, 15, 47, 141, 235, 263, 705, 789, 1315, 1511, 3945, 4533, 7555, 12361, 22665, 37083, 61805, 71017, 185415, 213051, 355085, 397393, 1065255, 1192179, 1986965, 5960895, 18677471, 56032413, 93387355, 280162065]

約数ペア:

[(1, 280162065), (3, 93387355), (5, 56032413), (15, 18677471), (47, 5960895), (141, 1986965), (235, 1192179), (263, 1065255), (705, 397393), (789, 355085), (1315, 213051), (1511, 185415), (3945, 71017), (4533, 61805), (7555, 37083), (12361, 22665)]