509256294399

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{645649}}^1$

素因数の和:646012

約数の個数: 32

約数和(自身を含む): 763623168000

約数和(自身を除く): 254366873601

約数列:

[1, 3, 9, 27, 131, 223, 393, 669, 1179, 2007, 3537, 6021, 29213, 87639, 262917, 645649, 788751, 1936947, 5810841, 17432523, 84580019, 143979727, 253740057, 431939181, 761220171, 1295817543, 2283660513, 3887452629, 18861344237, 56584032711, 169752098133, 509256294399]

約数ペア:

[(1, 509256294399), (3, 169752098133), (9, 56584032711), (27, 18861344237), (131, 3887452629), (223, 2283660513), (393, 1295817543), (669, 761220171), (1179, 431939181), (2007, 253740057), (3537, 143979727), (6021, 84580019), (29213, 17432523), (87639, 5810841), (262917, 1936947), (645649, 788751)]