11957205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3607}}^1$

素因数の和:3645

約数の個数: 32

約数和(自身を含む): 21821184

約数和(自身を除く): 9863979

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 3607, 10821, 18035, 46891, 54105, 61319, 140673, 183957, 234455, 306595, 703365, 797147, 919785, 2391441, 3985735, 11957205]

約数ペア:

[(1, 11957205), (3, 3985735), (5, 2391441), (13, 919785), (15, 797147), (17, 703365), (39, 306595), (51, 234455), (65, 183957), (85, 140673), (195, 61319), (221, 54105), (255, 46891), (663, 18035), (1105, 10821), (3315, 3607)]