207825981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 307307520

約数和(自身を除く): 99481539

約数列:

[1, 3, 11, 33, 151, 179, 233, 453, 537, 699, 1661, 1969, 2563, 4983, 5907, 7689, 27029, 35183, 41707, 81087, 105549, 125121, 297319, 387013, 458777, 891957, 1161039, 1376331, 6297757, 18893271, 69275327, 207825981]

約数ペア:

[(1, 207825981), (3, 69275327), (11, 18893271), (33, 6297757), (151, 1376331), (179, 1161039), (233, 891957), (453, 458777), (537, 387013), (699, 297319), (1661, 125121), (1969, 105549), (2563, 81087), (4983, 41707), (5907, 35183), (7689, 27029)]