315236445

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 512189568

約数和(自身を除く): 196953123

約数列:

[1, 3, 5, 15, 107, 197, 321, 535, 591, 985, 997, 1605, 2955, 2991, 4985, 14955, 21079, 63237, 105395, 106679, 196409, 316185, 320037, 533395, 589227, 982045, 1600185, 2946135, 21015763, 63047289, 105078815, 315236445]

約数ペア:

[(1, 315236445), (3, 105078815), (5, 63047289), (15, 21015763), (107, 2946135), (197, 1600185), (321, 982045), (535, 589227), (591, 533395), (985, 320037), (997, 316185), (1605, 196409), (2955, 106679), (2991, 105395), (4985, 63237), (14955, 21079)]