204557865

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{1129}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 335854080

約数和(自身を除く): 131296215

約数列:

[1, 3, 5, 15, 47, 141, 235, 257, 705, 771, 1129, 1285, 3387, 3855, 5645, 12079, 16935, 36237, 53063, 60395, 159189, 181185, 265315, 290153, 795945, 870459, 1450765, 4352295, 13637191, 40911573, 68185955, 204557865]

約数ペア:

[(1, 204557865), (3, 68185955), (5, 40911573), (15, 13637191), (47, 4352295), (141, 1450765), (235, 870459), (257, 795945), (705, 290153), (771, 265315), (1129, 181185), (1285, 159189), (3387, 60395), (3855, 53063), (5645, 36237), (12079, 16935)]