315960045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{21001}}^1$

素因数の和:21085

約数の個数: 32

約数和(自身を含む): 544371840

約数和(自身を除く): 228411795

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 885, 1003, 3009, 5015, 15045, 21001, 63003, 105005, 315015, 357017, 1071051, 1239059, 1785085, 3717177, 5355255, 6195295, 18585885, 21064003, 63192009, 105320015, 315960045]

約数ペア:

[(1, 315960045), (3, 105320015), (5, 63192009), (15, 21064003), (17, 18585885), (51, 6195295), (59, 5355255), (85, 3717177), (177, 1785085), (255, 1239059), (295, 1071051), (885, 357017), (1003, 315015), (3009, 105005), (5015, 63003), (15045, 21001)]